Colour g hvvs precious

List colour g hvvs precious

  • precious stones are often treated to improve their colour or clarity14 ct, colour g, clarity vs1/vs2, and 6 washers of round brilliant cut diamonds, with 48 stones, colour g, clarity vs1/vs2, totalling 0are you interested in this item? this item is up for auction at catawikithis particular stone has not been tested in this regardshipping via dhl with tracking codeplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storepair of earrings in 18 kt yellow and white gold, total weight 15catawiki’s goal is to make special objects universally available5 g, with 6 droplets of faceted amethyst measuring 7 mm in diameter, and a total of ct, with two daisies of round brilliant cut diamonds on the top, with 14 stones totalling 0

    308 €

  • 0 mm precious stones are frequently treated in order to intensify their colour or clarity43 ct, colour g/vs length: 44 cm gold weight: 720 ct colour g, clarity vs 1 oval cut sapphire weighing 9are you interested in this item? this item is up for auction at catawiki01 ct diamonds totalling 005 ct diamonds totalling 06 g see our 100% positive feedback 23 x 0please click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storethe item in question has not been tested in this regard0 mm 27 brilliant round and baguette cut diamonds totalling 0necklace with pendant in 18 kt () gold with 1 sapphire measuring 12insured shippingcatawiki’s goal is to make special objects universally available

    371 €

  • precious stones are often treated to intensify their colour or clarity48 ct, colour g, clarity vvs1the oval cut opaz is a uniform light blue colour and very bright, with no inclusionsare you interested in this item? this item is up for auction at catawikisent by priority courier with tracking servicesize: 14 x 12 mm, weight 12 cttwo-day deliveryring sold with fine quality case and guaranteeplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store10 brilliant cut diamonds totalling 010 round cut sapphires with a deep and uniform blue colour, total weight 0yellow gold cocktail ring with central topaz, surrounded by diamonds and sapphirescatawiki’s goal is to make special objects universally available

    491 €

  • precious stones are usually treated to improve colour and clarity50 mm, colour g, clarity vs, weight 025 rubies with an intense colour and very good quality, aaaare you interested in this item? this item is up for auction at catawikimade by hand with a high quality setting50 brilliant cut diamonds of 118k white gold braceletthe bracelet has been tested to be 18k goldsent in a very pretty jewellery box like the one in the photosthe gemstones set in this specific piece of jewellery have not been verified in this respectplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storecatawiki’s goal is to make special objects universally availableinsured shipping via nacexmixed oval cut, 5 x 4, weight: 15 ct

    814 €

  • Clarity: vvs2 precious stones are commonly treated to intensify their colour or clarityare you interested in this item? this item is up for auction at catawiki60 ct cut: faceted droplet2 cm total weight: 4shipped via ups couriertotal weight: 0colour: light violet accent stone characteristics: type: diamonds18 kt white gold hand made earrings with butterfly clasp, faceted amethyst drops and four griffe mounted small diamonds on each earring size: 2the item in question has not been tested in this regardplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store41 g characteristics of the stones: type: amethyst 3 2 kgtotal weight: 112 ct cut: brilliantcatawiki’s goal is to make special objects universally availableany customs fees are to be paid by the buyerthe earrings will be sent in a jewellery box

    165 €

  • precious stones are commonly treated to intensify their colour or clarity38 brilliant cut diamonds, colour g/h, clarity vvs1, total carat weight 0are you interested in this item? this item is up for auction at catawiki18 kt white gold ring with an aqua green central amethystthe amethyst is placed on a tooled structure with ornamental motif, on whose sides two drop-shaped citrines are insertedthe shipping of the carefully packaged lot will be carried out by a transport service for valuable goods, insured with trackingthe item of jewellery will be sent in an elegant boxresizing free of chargeinner ring diameter: 13 mmthe item in question has not been tested in this regardplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storethe ring features: - 1 amethyst, oval cut, faceted, colour: aqua green, dimensions 12 citrines, droplet cut, total carat weight 0with butterfly-shaped elements in 18 kt yellow gold inserted on both sides, set with diamondscatawiki’s goal is to make special objects universally available

    281 €

  • precious stones are usually treated to improve colour or clarity22 ct, deep green colour weight: 420 ct, colour g, clarity vsi 8 square-cut emeralds, total approxare you interested in this item? this item is up for auction at catawikiring with diamonds and emeralds of approx2 g ring size corresponds to 55 or 7 inner diameter: 1the gemstones set in this specific piece of jewellery have not been verified in this respect read more73 cm excellent condition shipped with a case shipping with insurance and tracking42 carats in totalplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store14 kt yellow and white gold inscription h? 8 brilliant- cut diamonds, total approxcatawiki’s goal is to make special objects universally available

    204 €

  • 5 mm colour g, clarity vvs-if5 mm diameter coloured gemstones are often treated in order to improve colour and clarity90 ct ruby, oval, faceted 6 untreated diamonds in princess cut with colour g and clarity vvs-if, of which 6 x 00 grams ring size mm - we can adjust the size + - 2 sizes () for €25 hallmarked with 750 high-quality precious stone set with: 1 x 0to the sides of this, a total of 6 princess cut diamonds are set seamlessly in a channel settingare you interested in this item? this item is up for auction at catawikithe ring is set with a blood-red ruby of 0ring width at the top 9 mm tapering to 2that was not tested for this specific iteminsured shipping with dpd/dhlin very good conditionthe diamonds total 0please click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storedesigner ring in kt yellow gold5 mm at the very bottom weight: 490 ct in oval faceted cutcatawiki’s goal is to make special objects universally available

    312 €

  • 12 ct insured shipping via nacex precious stones are usually treated to improve colour and clarity; the gemstones set in this specific piece of jewellery have not been verified in this respect14 3d design and high-quality setting square-cut, transparent, in intense green colour colombian aaa emerald measuring 5 x 5 and weighing 0are you interested in this item? this item is up for auction at catawiki36 g, tatum size: no1 mm and weighing 0this ring has been verified and it is confirmed to be in 18 kt gold read more56 ct twenty brilliant-cut (colour: g, clarity: vs) diamonds measuring 1please click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storecatawiki’s goal is to make special objects universally availablering in 18 kt white gold weighing 1

    327 €

  • precious stones are usually treated to improve their colour and clarity10 mm, colour g, clarity vs, weight 03 round cut sapphires of 3 mm, intense blue colour and 0are you interested in this item? this item is up for auction at catawiki14 brilliant cut diamonds of 1this particular item has not been assessed in this regard18 kt white gold ring weighing 13d design and high-quality setting23 g and in size 14 tatumplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storethis ring has been tested and confirmed to be 18 kt goldcatawiki’s goal is to make special objects universally availableinsured shipping via nacex

    249 €

  • 14 3d design and high-quality setting square-cut, transparent, in intense green colour colombian a emerald measuring 410 ct insured shipping via nacex precious stones are usually treated to improve colour and clarity; the gemstones set in this specific piece of jewellery have not been verified in this respect this ring has been verified and it is confirmed to be in 18 kt gold read moreare you interested in this item? this item is up for auction at catawiki10 x 4 mm twelve brilliant-cut (colour: g, clarity: vs) diamonds measuring 1ring in 18 kt white gold weighing 224 g, tatum size: noplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store20 mm and weighing 0catawiki’s goal is to make special objects universally available

    277 €

  • 14 3d design and high-quality setting square-cut, transparent, in intense green colour colombian a emerald measuring 410 ct insured shipping via nacex precious stones are usually treated to improve colour and clarity; the gemstones set in this specific piece of jewellery have not been verified in this respect this ring has been verified and it is confirmed to be in 18 kt gold read moreare you interested in this item? this item is up for auction at catawikiring in 18 kt white gold, weight: 222 g, tatum size: no38 ct twelve brilliant-cut (colour: g, clarity: vs) diamonds measuring 1please click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store20 mm and weighing 015 x 4 mm and weighing 0catawiki’s goal is to make special objects universally available

    280 €

  • precious stones are usually treated to improve their colour and clarity2 brilliant cut diamonds of 2 mm, colour g, clarity vs, weight ctare you interested in this item? this item is up for auction at catawikiring in 18 kt white gold, weight 1yellow sapphire in intense colour, aa, round cut, 5 mm, weight 0this particular item has not been assessed in this regard3d design and high-quality settingplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storethis ring has been tested and confirmed to be 18 kt goldcatawiki’s goal is to make special objects universally availableinsured shipping via nacex

    277 €

  • precious stones are commonly treated to intensify their colour or clarityare you interested in this item? this item is up for auction at catawikishipping: tracked and insured via dhl any customs fees are to be paid by the buyer15 ct i–j colour, vvs/vs clarityaccent stones: 12 brilliant cut diamonds for an estimated weight of approxnecklace with pendant in 18 kt gold with diamonds and rubiesthe item in question has not been tested in this regardnecklace length: 44 cm pendant size: 0please click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storesupplied with box and jeweller's guaranteemain stone: 1 brilliant cut diamond with an estimated weight of 01 cm gold hallmarks: 18 kt - 750 condition: newcatawiki’s goal is to make special objects universally availablecolour: g/h, clarity: vvs/vs other gemstones: 6 brilliant cut rubies totalling approx

    164 €

  • precious stones are commonly treated to intensify their colour or claritythe peridot has a special lime colour with olive green shades41 ct - 22 diamonds, brilliant cut, colour g/h, clarity vvs1, total 0are you interested in this item? this item is up for auction at catawikithis service is slightly more expensive than a normal courier's, but guarantees fast delivery and avoids the risk of loss or damagethe ring features: - 1 peridot, navette cut, dimensions 14 x 7 mm, weight 2ring in yellow gold 18 kt with central peridot in "navette" cut surrounded by diamondsthe item of jewellery will be sent in an elegant boxresizing free of chargesize: 12 mm (inner ring diameter)the lot will be carefully packaged and sent using an insured and tracked service for valuable goodsthe combination of these colours with the diamonds makes the jewellery item especially luminous and original22 ct ring weight: 3the item in question has not been tested in this regardplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storeany customs duties for destinations outside the eu are to be paid by the buyercatawiki’s goal is to make special objects universally available

    179 €

  • precious stones are commonly treated to enhance their colour or clarityare you interested in this item? this item is up for auction at catawikithe rings are new, unsold warehouse stockshipping with track & tracehallmark on the inside of the rings1 yellow gold ring band with 13 brilliant cut diamondstotal weight: 3 gthe item in question has not been tested in this regard2 white gold ring bandsplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store5 gold rings in multiple colours with diamonds, sapphires and rubies1 yellow gold ring band with 14 round cut rubiesthey will be sent in jewellery boxes1 yellow gold ring band with 12 round cut emeraldscatawiki’s goal is to make special objects universally availabletotal carat weight: 0

    495 €

  • precious gemstones are commonly treated to enhance their colour or clarity32 ct, colour g, clarity vs1are you interested in this item? this item is up for auction at catawiki80 g (24 ct) statutory hallmark presenttracked and insured shipping, with gift boxcrown size: 37 x 26 mm in the centre of the crown is a beautiful, pear cut natural amethyst weighing ct03 ct round brilliant cut diamonds totalling 1set around are 10 round cut natural rubies totalling 0there are also 44 x 0entirely handcrafted80 g silver weight: 365 g central stone weight: 4please click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storetotal weight: g gold weight: 2a big but very refined ringring in 18 kt rose gold and 925 silvercatawiki’s goal is to make special objects universally available

    185 €

  • With statutory hallmark precious stones are commonly treated to enhance their colour or clarity36 ct all the diamonds are colour g, clarity vs1/vs2 the ring is entirely in gold, only the leaves are in silver ring size: 14ring in 14 kt rose gold and 925‰ silver ring crown size: 20 x 19 mmare you interested in this item? this item is up for auction at catawikiit will be shipped registered and insuredcustoms fees and import taxes are the sole responsibility of the buyer read more56 ct and on the leaves are 12 brilliant cut diamonds weighing 0in the centre of the crown we find a natural octagonal cut citrine quartz weighing 330 ct set around are 8 citrine quartzes weighing 050 g silver weight: gtotal weight: 7the item in question has not been tested in this regardplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store03 ct each, for an estimated carat weight of 0total stone weight: g07 ct each for an estimated carat weight of 0the item is in good conditioncatawiki’s goal is to make special objects universally available

    252 €

  • With statutory hallmark precious stones are commonly treated to enhance their colour or clarityall the diamonds are colour g, clarity vs1/vs2 the gold part is the shank of the ring the rest is silver ring size 13 total weight: 3ring in 14 kt rose gold and 925‰ silver the ring crown measures mmare you interested in this item? this item is up for auction at catawiki02 ct each, with an estimated weight of 0it will be shipped registered and insuredat the centre of the crown, we find a natural oval cut ruby weighing 0customs fees and import taxes are the sole responsibility of the buyer read morewith 14 brilliant cut diamonds on the little leaves weighing 0the item in question has not been tested in this regardplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store06 ct each, for an estimated total of 010 g gold weight: 2total stone weight: gthe item is in good conditioncatawiki’s goal is to make special objects universally available36 g silver weight: 0and finally there are 14 carrĂ© cut rubies weighing 0

    217 €

  • precious stones are commonly treated to intensify their colour or claritydiamonds: 2 brilliant cut diamonds, colour g, clarity vs1/vs2, with a total carat weight of 0are you interested in this item? this item is up for auction at catawiki18 kt white and yellow gold bracelet for a total weight of 1345 g free shipping with insurance up to the destination5 g, with brilliant cut diamonds with a titanium core of 1any customs fees or taxes are to be paid by the buyerthe item in question has not been tested in this regardplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store06 jadeite: 7 smooth stones of 7 mm, for a total weight of 138 g, duly stamped with the manufacturer's mark ficatawiki’s goal is to make special objects universally available

    260 €

  • precious stones are commonly treated to intensify their colour or clarity38 g, duly hallmarked with our maker's mark -fi diamonds: 2 brilliant cut diamonds, colour g, clarity vs1/vs ct jadeite: 7 smooth spherical jadeites, diameter 7 mm, total weight 1are you interested in this item? this item is up for auction at catawikicatawiki’s goal is to make special objects universally available5 g, with diamonds and jadeite, titanium core, 1please click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storeany import fees are to be paid by the buyerthe item in question has not been tested in this regard25 ct) free, insured shippingbracelet in 18 kt yellow and white gold, total weight 13

    272 €

  • precious stones are often treated to enhance their colour or clarityall the diamonds are colour g, clarity vs1/vs2are you interested in this item? this item is up for auction at catawikisilver weight: git will be shipped registered and insuredcustoms fees and import taxes are the sole responsibility of the buyer03 ct each, for a total of approxon the sides, we find 10 carrĂ© cut sapphires weighing 0ring in 14 kt rose gold and 925 silver ring head measurements: 22 x 15 mm at the centre of the ring we find a round brilliant cut sapphire weighing 0where the diamonds and sapphires are set, the metal is in silver, and the rest is all in 14 kt goldsurrounded by 14 round brilliant cut diamonds weighing 0the item in question has not been tested in this regard02 ct each, for a total of approxplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storetotal weight: 4total stone weight: gthe item is in good conditioncatawiki’s goal is to make special objects universally available28 ct, each measuring 2

    183 €

  • precious stones are often treated to improve colour or clarityall the diamonds are colour g, clarity vs1/vs2are you interested in this item? this item is up for auction at catawikiit will be shipped registered and insured05 ct each for an estimated carat weight of 020 ct surrounded by 36 brilliant cut diamonds weighing 0with 3 strands of akoya pearls measuring 5 mm each total weight: g 18 kt gold weight: 8pearl bracelet with clasp and ornament in 18 kt white gold on the ends of the bracelet we find an 18 kt white gold clasp 4 central round brilliant cut natural diamonds, 0the item in question has not been tested in this regardplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storecustoms and import taxes are the sole responsibility of the buyer30 g weight of the pearls: g with statutory hallmarkthe item is in good conditioncatawiki’s goal is to make special objects universally available02 ct each for an estimated total of 0

    357 €

  • precious stones are often treated to enhance their colour or clarityall the diamonds are colour g, clarity vs1/vs2customs fees and import taxes are the sole responsibility of the buyerit will be shipped registered and insured30 g gold weight: 3total weight: 5please click on "respond to advert" (orange button) to get redirected to the catawiki websitecatawiki’s goal is to make special objects universally available01 ct each with an estimated weight of 0the ring head measures 20 mmring in 14 kt rose gold and 925 silverare you interested in this item? this item is up for auction at catawikiwith a natural, citrine quartz in the centre, brilliant cut, weighing 050 ct, surrounded by 25 round brilliant cut diamonds weighing 0the item in question has not been tested in this regardour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any store10 g ring size: 18 with hallmarktotal weight of stones: 1the item is in good condition30 g silver weight: 0the bottom part of the ring is made in 14 kt rose gold and the top, where the diamonds and citrine are set, is 925% silver, with some hand-engraved leaves on the ring shank

    203 €

  • 2 g size: 18 precious stones are usually treated to improve colour or claritywomen's ring in 18 kt yellow gold, with sapphires and diamondsare you interested in this item? this item is up for auction at catawiki2 g size: kt yellow gold ring weighing 804 brilliant-cut diamonds for a total of 0comes from a collectorno research has been carried out regarding this specific itemsent by registered courier mailset with 17 x 0please click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storecolour: g clarity: vs1 16 deep blue oval sapphiresapproximate 4 x 2 mm or 3catawiki’s goal is to make special objects universally available

    344 €

  • With hallmark precious stones are often treated to improve their colour or clarityall the diamonds are colour g, clarity vs1/vs2are you interested in this item? this item is up for auction at catawiki10 g silver weight: 140 g total stone weight: 0ring size: 14 total weight: 8oval ring in 14 kt rose gold and silver ring head measurements: 22 x 19 mmcustoms and import taxes are the sole responsibility of the buyerthe item in question has not been tested in this regardthe part where the diamonds are set is in silver, while the rest of the ring is in 14 kt rose gold02 ct each, for a total of approxplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storesurrounded by 50 round brilliant cut diamonds weighing 020 g gold weight: 6it will be sent by registered and insured shippingthe item is in good conditioncatawiki’s goal is to make special objects universally availableat the centre, we find a natural citrine quartz weighing ct

    214 €

  • precious stones are often treated to improve their colour and clarity; however, this particular item has not been tested in that regard8 brilliant cut diamonds measuring 2 mm, colour g, clarity vs, weight 01 x 10, weight 4are you interested in this item? this item is up for auction at catawiki18 kt white gold ring, weight 53d design and high quality settingwith a very beautiful deep green and transparent emerald, aa quality, mixed cushion cut, 10please click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storethis ring has been tested for 18 kt goldcatawiki’s goal is to make special objects universally availableinsured shipping via nacex

    657 €

  • precious stones are commonly treated to intensify their colour or clarity82 ct, colour g, clarity vvs; and a central ruby weighing 0are you interested in this item? this item is up for auction at catawiki08 ct, for a total of 0stunning women's ring made of 18 kt yellow gold, with 32 brilliant cut diamonds, of which 26 weigh ct and 6 weigh 04 g - size: 15 (it) - shipped with gift box and a guarantee certificatethe item in question has not been tested in this regardinternational shipping with trackingplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storecatawiki’s goal is to make special objects universally available

    553 €

  • precious stones are commonly treated to intensify their colour or clarity53 ct, colour g, clarity vvs1, and a rectangular central emerald weighing 1stunning women's ring, made of 18 kt white gold, with 14 natural brilliant cut diamonds, totalling 0are you interested in this item? this item is up for auction at catawikiany customs fees are to be paid by the buyer5 cm sent with gift box and certificate of guaranteeinternational tracked shippingthe item in question has not been tested in this regardplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storecode: an210bis read moreplease pay close attention to the exact measurements given, as the photos have been enlarged in order to show the details more clearlycatawiki’s goal is to make special objects universally available1 g, ring size 14 it/54 eu

    784 €

  • precious stones are commonly treated to improve their colour or clarity60 ct, excellent homogeneous and shiny colour24 brilliant cut diamonds, pure under a conventional magnifying glass, vvs1, excellent colour (g), cut: very good, total weight: 0central milk cushion cut aquamarine weighing 9are you interested in this item? this item is up for auction at catawikia very elegant and classic ringin perfect condition (display)comes with casetracked shipping via courierplease click on "respond to advert" (orange button) to get redirected to the catawiki websiteour weekly auctions feature thousands of unusual, rare, and exceptional objects you won’t find in just any storethe ring size can be adjustedbeautiful "chevalier" ring in solid 18 kt white goldcatawiki’s goal is to make special objects universally available

    494 €

Did not find what you're looking for? Try again

Related searches colour g hvvs precious