Sold2024Lovely Platinum Opal Ring With Diamonds (Quality Assessment Included)Lovely Platinum Opal Ring With Diamonds (Quality Assessment Included)Size (5.75) split tapered shank ring with an oval opal cabochon center stone (16.9 x 13.33 x 4.8mm - 7.02ct tgw - calculated - baseSee Sold Price
Sold2022Platinum Diamond Opal RingPlatinum Weight 8.79gr 1.2”x1.2” Diamond Approx 4ct Opal 10ct Ring Size 7See Sold Price
Sold2018Platinum Diamond Opal RingMETAL: platinum. GEMSTONES: opal-5.86ct, diamonds-0.792ctw. MEASUREMENTS: ring size 6.25. Ring top is 17.5mm at widest oint. MARKED: Pt900 5.86 D 0.792. WEIGHT: 12 grams.Gemstones have not been gradedSee Sold Price
Sold2020Mid Century Platinum Diamond Opal RingBlack opal surrounded by baguette and brilliant cut diamonds in a floral motif. Opal 6.24 carats, diamonds 1.79 ctw. Ring measures 7/8 x 1 x 1 1/4 T. Weight 14g. Excellent condition.See Sold Price
Sold2018Art Deco Platinum, Opal & Diamond RingArt Deco Platinum, Opal & Diamond Ringcentered on a prong set, oval black opal (14.97 x 10.48 x 5.03 mm) with three single cut diamonds on either side weighing approximately .11 total carat (H-I colorSee Sold Price
Sold2022Platinum Diamond Opal RingPlatinum Weight 10.18g Diamond Opal Ring Size 6.5 Measurements 1.23”x0.79” See Sold Price
Sold2021Platinum Diamond Opal RingPlatinum Weight 4.9gr Diamond Approx 0.35ct VS1-HÊ Opal Ring Size 7 1/4 Measurement 0.7Óx0.7ÓSee Sold Price
Sold2022Platinum Opal Diamond RingPlatinum Weight 7.10g Opal Approx. 1.12ct Diamond Approx. 0.67ct RingSee Sold Price
Sold2024PLATINUM OPAL & DIAMOND RINGIntroducing the Platinum (PLAT) Natural Black Opal and Diamond Ring by Oscar Friedman, a symbol of exquisite beauty and luxury. This stunning ring features an oval cabochon-cut natural black opal gemsSee Sold Price
Sold2023Platinum Opal Diamond RingPlatinum Weight 7.1g Opal Approx. 7ct Diamond Approx. 2ct RingSee Sold Price
Sold2016Ladies Victorian Era 14k Platinum Opal & Diamond RingLadies antique Victorian era Opal and Diamond ring. Crafted of 14k gold and platinum. Set with a stunning Opal center stone measuring 11.6mm x 8.3mm. Surrounded by a halo of 18 European cut Diamonds wSee Sold Price
Sold2019Platinum Diamond Opal RingMetal Content: Platinum.Weight of Item: 8 grams.Size: Ring size 6, ring top - 16mm x 15mm.Gemstone: Diamonds. Opal 2.94( stone is slightly loose in the setting).Carat Weight: approx. 0.40ctw.Stamp: PtSee Sold Price
Sold2022Vintage Platinum Band Opal Ring, 5.26g Total Wgt - Sz 5.5 ,90% Platinum + 10% Iridium Band (AcidVintage Platinum Band Opal Ring, 5.26g Total Wgt - Sz 5.5 ,90% Platinum + 10% Iridium Band (Acid Tested Band)See Sold Price
Sold2018Platinum Diamond Opal RingMETAL: platinum. GEMSTONES: diamonds-0.38ctw, opal-0.63ct. MEASUREMENTS: ring size 4. Ring top is 11.5mm at widest point. MARKED: Pt900 038 063. WEIGHT: 6.9 grams.Gemstones have not been graded for coSee Sold Price
Sold2016Antique 18k Gold Platinum Opal Diamond RingRing size 6 1/4, ring top is 19mm x 13mm. Set with two 5.3mm opals and approx. 0.20ctw in diamonds. Marked: 18k plat. Weight - 5.8 grams.Gemstones have not been graded for color and clarity ,and testeSee Sold Price
Sold201518k Gold Platinum Diamond Opal RingRing size 8 3/4, ring top is 26mm x 20mm. Set with opal gemstone - *has a fracture on one side, visible upon close inspection* and approx. .0.23ctw. Marked pt900,k18, 8.11,0.23. Weight - 10.5 grams.GeSee Sold Price
Sold2018A Platinum, Opal and Diamond Ring, 5.85 dwts.A Platinum, Opal and Diamond Ring, consisting of one oval cabochon cut opal measuring approximately 12.80 x 10.45 x 4.00 mm and 15 round brilliant cut diamonds weighing approximately 1.50 carats totalSee Sold Price
Sold2020Platinum Opal Diamond Estate RingPlatinum Opal Diamond Estate Ring Stock # 38216 Beautiful opal diamond estate ring fashioned in platinum. The 5.2 carat fiery opal is surrounded by 14 round brilliant cut diamonds weighing approximateSee Sold Price
Sold20161970's Platinum Black Opal & Diamond Ring1970's Platinum Black Opal & Diamond Ring. The ring is centrally set with a large oval cabochon cut black peacock opal. It exhibits a fine blue to green harlequin play of color. It weighs approx. 5.99See Sold Price
Sold2022A PLATINUM, OPAL AND DIAMOND RINGA PLATINUM, OPAL AND DIAMOND RING Centering an opal oval-shaped cabochon weighing approximately 4.10 carats encircled by round diamonds weighing approximately 0.75 carats, size 6 3/4See Sold Price
Sold2022Platinum Opal Diamond Rosetta RingPlatinum Weight 11g Opal Approx. 10ct Diamond Approx.1.1ct Rosetta Ring Size 7 Measurements 0.96”x0.78See Sold Price
Sold2017Platinum Diamond Black Opal RingMETAL: Platinum. GEMSTONES: Diamonds, Black opal - 25mm x 16.8mm. (opal has fine line scratches). MEASUREMENTS: Ring size 7. MARKED: LRW, PLAT. WEIGHT: 9.9 grams. Gemstones have not been graded for coSee Sold Price
Sold2019Platinum 8.22ct Opal Diamond RingMetal Content: Platinum. Weight of Item: 13.4 grams.Size: Ring size 5.75, top - 21mm x 20mm. Gemstone: Opal, Diamonds. Carat Weight: 8.22ct, 1.55ctw. Stamp: pt900, 8.22, 1.55.See Sold Price
Sold2016A platinum opal and diamond ring. The opal cabochon,A platinum opal and diamond ring. The opal cabochon, with pave-set diamond shoulders. Approximate diameter of opal 10mms. Estimated total diamond weight 0.20ct. Hallmarks for Birmingham. Ring size N 1See Sold Price
Oct 12Hess Fine AuctionsArt Deco Stunning Platinum Diamond Natural Opal Ladies Ring Superior Condition$10(1 bid)
Oct 20Miami Auctions & Appraisals LLC Estate 13.78cts Black opal Diamond Platinum Cocktail Ring$21,000
Oct 20Miami Auctions & Appraisals LLC 11.52cts GIA Black opal Diamond Platinum Halo Cocktail Ring$9,000
8 hrs LeftRiverside GalleriesPlatinum Setting with 8.72ct Fire Opal and 0.45ct Diamond Ladies Ring$50
2 days LeftRiverside GalleriesPlatinum Setting with 4.18ct Fire Opal and 0.54ct Diamond Ladies Ring$50