GIA Jewellery & Watches
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86,210 results
Gem Boulder Opal Diamond Red/Orange/Blue/Green ! Video Flashfire-OpalsWeight12ct
BusinessEUR 145.54(EUR 12.13/Unit)Free postage3.66 Carat 14K Yellow Gold Moissanite Ring VVS Engagement Ring
PrivateEUR 300.09or Best OfferEUR 33.09 postageTiffany & Co. PRISTINE 925 7mm Lemon Quartz Sugar Stacks Ring Size 7
BusinessEUR 302.89or Best OfferEUR 26.53 postageOnly 1 left.New listingD Color VVS1 Excellent Round Cut Moissanite Diamond Stone,Loose Moissanite Stone
BusinessEUR 80.24or Best OfferEUR 11.46 postageNew listing4 ct Honeycomb Snakeskin Black Ethiopian Welo Opal Bright 5/5 Strong Fires Opal
BusinessEUR 149.02or Best OfferFree postageNew listing0.68 Carat Natural Fancy Grayish Blue Diamond VS2 GIA Certified Color Oval
BusinessEUR 42,124.88or Best OfferFree postage18''Top Grading Japanese Akoya AAAAA 9-10mm white Pearl Necklace 14K Gold Clasp
BusinessEUR 49.29Free postageOnly 1 left.New listing4ct Honeycomb Snakeskin Black Ethiopian Welo Opal Bright 5/5 Strong Fires Opal
BusinessEUR 177.07or Best OfferFree postageNew listing5 ct Honeycomb Snakeskin Black Ethiopian Welo Opal Bright 5/5 Strong Fires Opal
BusinessEUR 195.71or Best OfferFree postageNew listing3ct Honeycomb Snakeskin Black Ethiopian Welo Opal Bright 5/5 Strong Fires Opal
BusinessEUR 158.43or Best OfferFree postageNew listing6 ct Honeycomb Snakeskin Black Ethiopian Welo Opal Bright 5/5 Strong Fires Opal
BusinessEUR 214.35or Best OfferFree postageNew listing1.45 Carat Natural Fancy Black Diamond GIA Certified Color Round Shape
BusinessEUR 5,498.60or Best OfferFree postageOpal Red Oval Loose Gemstones Weight 2.80 Carat Size 22X7X3 MM Australia Opal
BusinessEUR 167.05(EUR 59.66/Unit)Free postageAustralia Opal Trillion Loose Gemstones Weight 18.30 Carat Size 27X20.5X6MM Opal
BusinessEUR 228.78(EUR 12.50/Unit)Free postageOpal Cabochon Loose Gemstones Weight 10.20 Carat Size 21.5X15X5 MM AustraliaOpal
BusinessEUR 306.88(EUR 30.09/Unit)Free postageCertified 0.71ct Natural Unheated Peach Sapphire VS Clarity Madagascar Pear
BusinessEUR 274.93Was: EUR 549.86Free postageNew listingRare 1.70 Carat Natural Fancy Brownish Orange Diamond GIA Certified Color Pear
BusinessEUR 39,981.36or Best OfferFree postage9-10mm Black Natural Akoya Tahitian Pearl Earrings AAA 14k white gold
BusinessEUR 11.45Free postageOnly 1 left.New listing2.52 Carat Natural Fancy Dark Champagne Diamond Oval VS2 GIA Certified Rare Gift
BusinessEUR 11,123.02or Best OfferFree postageNew listing1.04 Carat Natural Fancy Yellow Diamond Oval VS2 GIA Certified Rare Gift For Her
BusinessEUR 8,396.09or Best OfferFree postageNew listingGIA Certified 0.31ct Centre Diamond G -SI1 - 950 Platinum-Vintage Style - Size L
BusinessEUR 1,478.04or Best OfferEUR 11.71 postageStone crystal aura quartz carved gemstone jewelry chakra healing reiki mineral
BusinessEUR 10.53 to EUR 316.37Was: EUR 11.45Free postageNew listing1.30 Carat Natural Fancy Yellow Diamond Pear IF GIA Certified Diamond For Crafts
BusinessEUR 5,802.42or Best OfferFree postageNew listing1.52 Carat Natural Fancy Orange Diamond Emerald VS2 GIA Certified Fine Jewelry
BusinessEUR 6,960.86or Best OfferFree postageNew listing1.01 Carat Natural Fancy Yellow Diamond Oval VVS2 GIA Certified Handmade Jewelry
BusinessEUR 5,576.89or Best OfferFree postageNew listing1.04 Carat Natural Fancy Yellow Diamond Radiant VS2 GIA Certified Gift For Her
BusinessEUR 6,058.71or Best OfferFree postageHUGE pink baroque pearl pendant 18K GOLD AAA elegant Mesmerizing natural
BusinessEUR 14.88or Best OfferEUR 4.01 postage39 soldNew listing0.50 Carat Natural Fancy Intense Yellow Diamond Pear VS1 GIA Certified Rare Gift
BusinessEUR 3,659.83or Best OfferFree postageEthiopian Opal Beads Smooth Opal Nuggets Beaded Necklace Jewelry 1083
BusinessEUR 68.02Was: EUR 85.03or Best OfferFree postageNew listingD Color VVS1 Excellent Round Cut Moissanite Diamond Stone,Loose Moissanite Stone
BusinessEUR 80.24or Best OfferEUR 11.46 postageAUSTRALIAN OPAL COMPANY Weight 4.25 Carat Size 17.5X15X3 MM Pear AUSTRALIAN OPAL
BusinessEUR 228.42(EUR 70.28/Unit)Free postageopal rough ethiopian raw opal gemstone large
BusinessEUR 183.92(EUR 3.54/Unit)or Best OfferFree postageNew listing18Carat White Gold 1.10ct Diamond Solitaire Ring (Size N) 6.5mm Head
BusinessEUR 7,093.41EUR 11.81 postage0.33 Carat Loose Yellow Natural Diamond Cushion Modified Brilliant Shape SI2 GIA
BusinessEUR 1,039.52or Best OfferFree postageNew listing1.2 CT AAA+Opal Natural Ethiopian Fire Multi Oval Gemstone Cabochon 10.9x6.4mm
BusinessEUR 24.26or Best OfferFree postageNew listing10.06 Ct GIA Certified Oval 100% Natural Purple To Orange-Pink HACKMANITE
BusinessEUR 4,455.720 bidsEUR 5.58 postageEnding Jul 5 at 2:50AM BST9d 10hNew listing1.7 CT AAA+Opal Natural Ethiopian Fire Multi Oval Gemstone Cabochon 10.4x7.7mm
BusinessEUR 35.08or Best OfferFree postageNew listingMulti Natural Ethiopian Opal Fire Pear Loose Gemstone Cabochon 1.7 CT 10.8x7.8mm
BusinessEUR 35.08or Best OfferFree postageCertified 0.71ct Natural Multicolor Sapphire VS Clarity Madagascar Pear 6.7x5mm
BusinessEUR 274.93Was: EUR 549.86Free postageRARE 3.0Ct Certified Pear & Round Moissanite Wedding Band 14K Yellow Gold Plated
BusinessEUR 212.32Free postage0.30 Carat Loose Orange Diamond Pear Shape SI2 GIA Certified Jewelry Fancy Gift
BusinessEUR 1,090.40or Best OfferFree postageNew listingMulti Natural Ethiopian Opal Fire Pear Loose Gemstone Cabochon 1.8 CT 15.3x7.7mm
BusinessEUR 37.14or Best OfferFree postage0.51 Carat Fancy Yellow Natural Diamond Loose Cushion Modified Brilliant Cut SI2
BusinessEUR 1,235.79or Best OfferFree postage0.22 Carat Fancy Grayish Greenish Yellow Loose Diamond Pear Shape GIA Certified
BusinessEUR 799.63or Best OfferFree postageNew listingIGI GIA Lab Created Grown 14K White Gold Diamond Engagement Ring 2.10 Ct Round
BusinessEUR 2,120.22or Best OfferFree postageNatural Red Garnet Gemstone Marquise Shape Handmade Gemstone For Jewelry Making
BusinessEUR 16.14 to EUR 38.33Was: EUR 18.34Free postage0.51 Carat Fancy Yellow Color Loose Diamond Heart Cut SI1 Clarity GIA Certified
BusinessEUR 1,853.68or Best OfferFree postageGIA Certified 14k White Gold 0.57ct H/I2 Round Cut Diamond Solitaire Pendant
PrivateEUR 605.78or Best OfferEUR 55.14 postageNew listing1.90 CT Natural Ethiopian Opal Fire Oval Multi Loose Gemstone Cabochon 9.4x7.8mm
BusinessEUR 39.20or Best OfferFree postageNew listingNatural Ethiopian Opal Fire Oval Multi Loose Gemstone Cabochon 1.7 CT 12.6x8.4mm
BusinessEUR 35.08or Best OfferFree postage0.50 Carat Loose Green Diamond Pear Shape, VS1 GIA Certified Rare Fancy Jewelry
BusinessEUR 2,423.11or Best OfferFree postageNew listing4 CT Natural Ethiopian Opal Fire Oval Multi Loose Gemstone Cabochon 14.3x11.5mm
BusinessEUR 82.53or Best OfferFree postageNew listingGIA Certified 1.31 Ct Round cut J I1 Loose Diamond
BusinessEUR 3,261.88or Best OfferEUR 83.88 postage0.44 ct Round Diamond Pendant w/ chain 14k Yellow Gold GIA cert I VS2
BusinessEUR 1,085.74or Best OfferEUR 53.97 postageNew listing3.6 CT Multi Natural Ethiopian Opal Fire Pear Gemstone Cabochon 13.7x9.3mm
BusinessEUR 74.28or Best OfferFree postageNew listing3.6 CT Multi Natural Ethiopian Opal Fire Pear Gemstone Cabochon 13.5x10mm
BusinessEUR 74.28or Best OfferFree postage0.35 Carat Fancy Deep Brownish Greenish Yellow Natural Diamond Loose Oval Shape
BusinessEUR 848.09or Best OfferFree postage0.44 ct Brilliant Round Cut Lab Created Diamond Stone 18K Rose Gold Band
BusinessEUR 526.63 to EUR 530.43EUR 33.90 postage3Ct Oval Certified White Moissanite Halo Engagement Ring Sterling Silver S925
BusinessEUR 235.91Free postage