Sold2015PLATINUM .60 CT CENTER DIAMOND RING W/ BLUE DIAMONDPLATINUM DIAMOND RING WITH BLUE DIAMONDS: At the center is an approx..60 Ct round brilliant diamond of VS2 clarity and G color. An additional 19 round single cut diamonds total .33 Ct. The two blue diSee Sold Price
Sold2021Platinum Iolite Diamond RingPlatinum Weight 9g Iolite Approx. 11.21ct Diamond Approx. 1ct Ring Size 7 Measurement 1.1”x0.8”See Sold Price
Sold2023CERTIFICATED CEYLON SAPPHIRE AND DIAMOND RINGCERTIFICATED CEYLON SAPPHIRE AND DIAMOND RING,Platinum.Blue sapphire of 6.11 ct. (Certificated, Ceylon, no heat).Diamonds totalling approx. 1.50 ct.Size O. 7.5 grams.Signed JB Star.For certificate seeSee Sold Price
Sold2021ART DECO PLATINUM/IOLITE/DIAMOND RING, C. 1920/30ART DECO PLATINUM/IOLITE/DIAMOND RING, C. 1920/30, SIZE 7, WEIGHT 4.1 GRAMSSee Sold Price
Sold2023Art Deco Platinum Diamond Blue Sapphire RingArt Deco period platinum ring, brightly polished and engraved, featuring centered bezel set blue sapphire high dome oval cabochon, weighing approx. 3.30 carats, further adorned with 22 old European anSee Sold Price
Sold202018K Gold Platinum Diamond Blue Stone RingMETAL: 18k Gold. GEMSTONES: Diamonds. Blue stone RI=1.76-1.77 (abraded) -15 x 11.5 x 4.8mm. MEASUREMENTS: Ring size approx. 7 3/4, ring top is 15.8mm wide. TESTED: Plat, 18k. WEIGHT: 8 grams.GemstonesSee Sold Price
Sold2020Art Deco 18k Gold Platinum Diamond Blue Stone RingMETAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size - 5.75, ring top - 30mm x 20mm. GEMSTONES: Synthetic sapphire (RI tested 1.76-1.77) - 14mm x 9mm x 5.3mm, Diamonds - approx. 0.56ctw. TESTED: 18k/PlaSee Sold Price
Sold202118k Gold Platinum Diamond Blue Stone RingMETAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size - 10, ring top - 16mm x 15mm. GEMSTONES: Center synthetic sapphire (RI 1.76-1.77) Stone is chipped/abraded. Diamonds - approx. 0.50ctw. TESTED: 18k/PSee Sold Price
Sold20211920’s 18k Platinum Diamond Blue Stone Ring1920’s 18k Pink Gold Platinum Weight 5.5g Diamond Blue Stone Ring Size 6.5 Measurements 0.91”x0.7”See Sold Price
Sold2019Platinum Diamond Blue Stone RingMETAL: Platinum. MEASUREMENTS: Ring size - 6, ring top - 20mm x 17mm. GEMSTONES; Blue stone - 13.1mm x 10.8mm x 6.7mm, Diamonds approx. 0.95ctw. TESTED: Plat. WEIGHT: 6.1 grams.Gemstones have not beenSee Sold Price
Sold2021Vintage Platinum Diamond Blue Sapphire Ring Size 6.25This is a vintage platinum ring studded with 22 full cut diamonds and 17 sapphires. The diamonds are VS clarity and GH color. Size: 6.25 US. Weight: 4.4g. Diamonds: approximately 1.5mm each. SapphiresSee Sold Price
Sold2018Art Deco Platinum Diamond Blue Stone RingMETAL: platinum. GEMSTONES: diamonds-approx. 0.84ctw, blue stones( abraded). MEASUREMENTS: ring size 4.75. Ring top is 17 x 9mm at widest point. TESTED: platinum. WEIGHT: 3.4 grams.Gemstones have notSee Sold Price
Sold2019Art Deco Platinum Diamond Blue Stone RingMETAL: Platinum. MEASUREMENTS: Ring size - 7, ring top - 20mm x 12mm. GEMSTONES: Blue stones, Diamonds approx. 0.90ctw. TESTED: Plat. WEIGHT: 4.3 grams.Gemstones have not been graded for color and claSee Sold Price
Sold2019Art Deco Platinum Diamond Blue Stone RingMETAL: platinum. GEMSTONES: diamonds-approx. 0.15ctw, blue stone. MEASUREMENTS: ring size 5. Ring top is 10.5mm at widest point. MARKED: Platinum. WEIGHT: 4 grams.Gemstones have not been graded for coSee Sold Price
Sold202314k Gold Platinum Diamond Blue Spinel RingMETAL: 14k Gold/Platinum. GEMSTONES: Blue spinel - 12mm x 9.2mm. One prong is missing. Diamonds. MEASUREMENTS: Ring size 9 1/4. TESTED: 14k, Plat. WEIGHT: 5.4 grams.Gemstones have not been graded forSee Sold Price
Sold2019Platinum, Diamonds & Blue Sapphire RingCirca 1930's Ring, a center dark blue Sapphire (14x11mm) surrended by 30 Old Miner Cut Diamonds Approx. 0.30 CT on the sides. Ring size: 5. Weight: 4.9g.See Sold Price
2022PLATINUM, DIAMOND AND BLUE TOURMALINE RING. - Ring size: 5.PLATINUM, DIAMOND AND BLUE TOURMALINE RING. Teal blue cushion shape tourmaline held by four yellow gold double prongs and centered by trapezoidal diamond weighing approximately .65 ct. on each shouldSee Sold Price
Sold2024ESTATE PLATINUM 1.25CT BLUE SAPPHIRE & 0.62CTTW DIAMOND RINGEstate platinum sapphire and diamond ring, center oval blue sapphire, approx 1.25ct, ten round diamonds, approx 0.62cttw, average color: H-I, average clarity: VS, hallmarked 10% IRID. PSee Sold Price
Sold2021Certified Platinum 3 Ct. Blue Diamond Ring with HaloThis is a certified and appraised platinum 3.03 carat blue diamond ring with impressive halo and shoulders of 1.2 carats of round, brilliant-cut F-H, VS2-SI2 diamonds. The ring has a beautiful lSee Sold Price
Sold2021Women's Platinum Blue Sapphire Diamond RingWomen's Platinum Blue Sapphire Diamond Ring. 13 Grams total weight. THIS LOT IS LOCATED AND SHIPPING FROM AUSTIN, TX.See Sold Price
Sold2021Women’s Platinum Blue Sapphire Diamond RingWomenÂ’s Platinum Blue Sapphire Diamond Ring. Size is approximately 7-8. 13 Grams total weight. THIS LOT IS LOCATED AND SHIPPING FROM AUSTIN, TX.See Sold Price
Sold2023Oval Natural Violet Blue Sapphire Engagement Ring Platinum DiamondOval Natural Violet Blue Sapphire Engagement Ring Platinum DiamondSee Sold Price
Sold2021Platinum Blue Sapphire & Diamond RingThis is a platinum natural blue sapphire and diamond ring. This approximate 2.08 carat round, faceted blue sapphire is surrounded by a skirt of approximately 1 carat of G/H, SI1/2 baguette and round dSee Sold Price
Sold2022Platinum, Diamond and Blue Sapphire RingPlatinum, Diamond and Blue Sapphire Ring, center bezel set round brilliant cut diamond, wt. approx. 0.71 ct., 5.10-5.12 x 3.05 mm, K color, SI2 clarity; inner bezel with 15 tapered baguette cut sapphiSee Sold Price
2 days LeftTremont AuctionsFine platinum sapphire and diamond mounted ring. Center oval sapphire. Good blue color. Weighing$1,200(1 bid)
4 hrs LeftMiami Auctions & Appraisals LLC Ceylon No Heat 16.17 carats Blue Sapphire Diamond Platinum Cocktail Ring$61,000
Jun 09Austin Auction GalleryESTATE CUSTOM PLATINUM & GIA 3.31CT DIAMOND & 6.25CTTW ACCENT DIAMONDS RING$20,000
4 hrs LeftMiami Auctions & Appraisals LLC Kashmir AGL GIA No Heat Sapphire 2.53cts Diamond Platinum Ring$76,500