Vintage Platinum Diamond Solitaire Engagement Ring 0.69ct with Old-European CutMynt Auctions4.4(826)$1006 days Left
0.60 CARAT OLD EUROPEAN CUT I SI1 DIAMOND PLATINUM ENGAGEMENT RINGModern Jewelry4.5(204)$3,200Mar 03, 2026
Vintage Platinum Engagement Ring with .80ct Old European Cut Diamond K-L SI2Bidhaus4.2(837)$100Feb 13, 2026
Platinum Cushion Novo Engagement Ring with 0.41ct Diamond by Tiffany & Co.Bidhaus4.2(837)$2,200Feb 14, 2026
Halo Diamond Cathedral Engagement Ring Setting 14k White Gold 1.64ctwPapps Family Liquidation4.4(379)$6307 days Left
Vintage Platinum Engagement Ring 1 ct Old European Cut Diamond M-N VSBidhaus4.2(837)$1,7756 days Left
1.47 Carat Round Diamond Solitaire Ring 18K White Gold with Hidden HaloDiamond Depot4.3(10)$2,550528 Lots Away
SoldArt Deco Platinum, Sapphire & 1.02 CTW Diamond RingDESCRIPTION: Antique platinum setting with center oval cut blue sapphire surrounded by eight approximately .10 carat each Old European cut diamonds. Two approximately .08 carat and two approximately .See Sold Price
Sold1.5 ct Natural Ceylon Sapphire & 0.40 ctw Diamond Ring, PlatinumA timeless ring featuring a 1.5-carat natural Ceylon sapphire in an oval cut, prong-set and flanked by tapered baguette diamonds on each shoulder. The classic design is crafted in platinum with a poliSee Sold Price
SoldPlatinum, Tanzanite & 2.48 CTW Diamond Cocktail RingDESCRIPTION: Platinum (tested) cocktail ring set with approximately 2.67 carat oval cut tanzanite, twelve .06 carat each round brilliant cut diamonds, and forty-four .03 carat to .05 carat each tapereSee Sold Price
Sold1 CT SKY BLUE TOPAZ & DIAMOND RING SIZE 81 CT OVAL CUT SKY BLUE TOPAZ RING WITH .01 CTW DIAMOND ACCENTS SET IN PLATINUM OVER STERLING SILVER. ESTIMATE $100 - $125.See Sold Price
SoldPlatinum and Sapphires Dinner Ring with DiamondsPlatinum and Sapphires Dinner Ring with Diamonds With approximate 1.48 ctw sapphire center stone (oval cut) - accented by about a carat and a half of additional sapphire rounds (10 @ 3mm). Sapphires aSee Sold Price
SoldPlatinum Diamond Tourmaline RingPlatinum Diamond Tourmaline Ring. This beautiful custom piece has an excellent 9.55 cts. oval cut tourmaline gemstone, surrounded by a 0.48 ctw. white diamond. Crafted in Platinum. This ring is the laSee Sold Price
SoldArt Deco Diamond, Emerald, Platinum Ring.Art Deco Diamond, Emerald, Platinum Ring. Featuring one old oval-cut diamond weighing approximately 0.25 ct., flanked by two emerald-cut emeralds weighing a total of approximately 0.50 cttw., set in aSee Sold Price
SoldPlatinum and Diamond Engagement Ring Setting for Oval Cut StoneMETAL: Platinum; APPROXIMATE TOTAL DIAMOND WEIGHT: 1.09 ctw; STAMPED: PLAT; CONDITION: Pre-owned, Good; ITEM WEIGHT (GRAMS): 5.92 g; MEASUREMENTS: Ring size 5, Center will fit approx. 8.50mm x 5.50mmSee Sold Price
SoldSAPPHIRE, DIAMOND AND FOURTEEN KARAT GOLD RINGSAPPHIRE, DIAMOND AND FOURTEEN KARAT GOLD RING. The rose and white gold ring with 28 round-cut diamonds together weighing approximately 0.35 cttw; and featuring an oval-cut sapphire weighing approximaSee Sold Price
SoldPlatinum Diamond Ruby RingPlatinum Diamond Ruby Ring. A ruby and diamond ring mounted in platinum, centering a oval cut ruby weighing 2.06 cts. The ruby is surrounded by diamonds weighing approximately 1.15 ctw. With GIA CertiSee Sold Price
SoldSapphire, Diamond, Platinum Ring.Sapphire, Diamond, Platinum Ring. Centering one oval-cut sapphire, weighing approximately 1.39 ct., accented by twenty-two marquise-cut diamonds weighing a total of approximately 2.35 cttw., set in aSee Sold Price
SoldEmerald, Diamond, Platinum Ring.Emerald, Diamond, Platinum Ring. Centering one oval-cut emerald weighing approximately 1.05 ct., surrounded by fourteen marquise-cut diamonds weighing a total of approximately 1.00 cttw., set in a plaSee Sold Price
Sold850PT 1.30 CTTW SAPPHIRE & DIAMOND RINGAn 850 platinum 1.07-carat oval-cut sapphire accented by 0.23 carats of round-brilliant diamonds. Stamped Pt850, 107, D023, on the inside of the ring band. Details and measurements: Ring size: 5.5. WeSee Sold Price
SoldMODERN 2.2 CTW EMERALD, DIAMOND AND PLATINUM RINGModern platinum emerald and ballerina set diamond ring comprising of 2.20 ctw faceted oval medium green emerald (I2 clarity) and 46 modern round and emerald cut 2.0 ctw diamonds (G-I color, VS2-Si1 clSee Sold Price
Sold900PT .70 CTW SAPPHIRE & DIAMOND HALO RING, 8.25900-purity platinum ring featuring a 0.55-carat oval-cut sapphire accented by a halo of tapered baguette and round brilliant diamonds totaling 0.15 carats. Stamped 055, Pt900, D0.15, on the inside ofSee Sold Price
SoldEstate "Pigeon Blood" Red Ruby and Diamond French Made Ring in PlatinumTension setting, Circa: Estate, Metal Type: Platinum, Ruby details: Oval cut, Carat 1.20 Carat, Diamonds details: 0.50 ctw, Size 7 g, Weight: 8.6 gSee Sold Price
SoldA Lady's Platinum Diamond Cocktail RingPlatinum ring featuring round brilliant cut diamond weighing approx. 1.85 ct set in the center of the ring with 16 additional diamond weighing approx. 2.20 ctw set in prongs in an oval flared frame roSee Sold Price
SoldPlatinum Diamond and Fire Opal RingPlatinum Diamond and Fire Opal Ring. This unique platinum ring is set with a central 2.80 cts. oval cut fire opal, which has beautiful fire and depth of color. 2.40 ctw. of round brilliant cut diamondSee Sold Price
SoldAntique Platinum Cocktail Ring with 25.20 CTW in Amethyst & DiamondsAntique platinum cocktail ring showcasing a striking oval-cut amethyst of approximately 21.0 carats at its center, surrounded by eighteen baguette-cut diamonds totaling around 1.80 carats (F-G color,See Sold Price
SoldF&F Felger Emerald and Diamond Ring In PlatinumContaining one 6.6 x 5.4 mm oval faceted emerald and eight round full cut diamonds weighing approximately 0.25 carat total weight. Marked (FFF) PLAT . Size 5.75. 3.47 dwt.See Sold Price
Sold4.60 Ctw in Emerald & Diamonds Platinum cocktail RingGorgeous Cocktail ring crafted in Platinum, set with a center natural Oval-shaped Emerald Approx. 2.75 carats. Surrounded by Round cut and Navette Diamonds weighing Approx. 1.85 carats. Top measuremenSee Sold Price
SoldPlatinum 3 Stone 8.58 ctw Emerald Cut Diamond RingPlatinum Three-Stone 8.58 ctw Emerald-Cut Diamond Ring - 7.00 ct Center - F/VVS2 - Architectural Modern Design An extraordinary expression of modern refinement, this bespoke platinum three-stone ringSee Sold Price
SoldArt Deco Platinum 2.28 CTW Diamond Engagement RingThis is an incredible find! Art Deco Platinum 2.28 CTW Old European Cut Diamond Engagement Ring. The center stone is an old European cut Round, that has an amazing shine and sparkle. This is just a goSee Sold Price
Sold2.68 Oval Cut Diamond Ring in 18Kt Gold with Princess Cut Diamonds18 karat yellow gold intertwined knot top ring with 1 center oval cut diamond at 2.68 carats, G-H color/VVS-2 clarity and 27 Princess cut diamonds at 2.16 carat total weight, G-H color/VS-1 to VS-2 clSee Sold Price
