Sold2024Platinum Diamond Sapphire RingCenter set with one oval Blue Sapphire Weighing 7.76 carats, along with two trillion cut Diamonds [I/SI2-I] together approximately weighing .93 carats; and with 36 round brilliant Diamonds [H/SI] weigSee Sold Price
Sold2022Art Deco Platinum Diamond Sapphire RingArt Deco Platinum Weight 11.28gr Measurements 0.68”x0.78” Diamond Approx 2.08ct Vs1 Center Cabochon Sapphire Approx 2.5ct top and Bottom Approx 0.5ct TW 3ct Ring 6.5See Sold Price
Sold2021An Art Deco Platinum Diamond & Sapphire Ringc. 1915 platinum ring featuring 12 main old European cut diamonds weighing approx. 4.00 ctw set in an elongated rectangle with 14 additional smaller diamonds set in between large ones and down the shaSee Sold Price
Sold2020Art Deco Platinum Diamond Sapphire RingArt Deco Platinum Weight 3.9gr Diamond 1.4ct Si1 K Measurements 0.68”x0.75” Sapphire Ring 6See Sold Price
Sold2021Platinum Diamond Sapphire RingPlatinum Weight 3.5g Oval Diamond Approx. 0.64ct Sapphire Approx. 0.25ct Ring size 7 Ring Measurements 0.9”x0.8”See Sold Price
Sold2017Platinum Diamond Sapphire RingMETAL: platinum. GEMSTONES: center marquise cut diamond-approx. 1.10ct, approx 30 side diamonds, blue sapphires. MEASUREMENTS: ring size 6. Ring is 13.5mm at widest point. MARKED: Irid Plat. WEIGHT: 1See Sold Price
Sold2020Art Deco Platinum Diamond Sapphire RingArt Deco Platinum Weight 3.9gr Diamond 1.4ct Si1 K Measurements 0.68”x0.75” Sapphire Ring 6See Sold Price
Sold2022Platinum Diamond Sapphire RingPlatinum Weight 4.3g Diamond Approx. 1.23ct I2 Sapphire Approx. Ring Size 6.5 Measurements 0.5’x0.78”See Sold Price
Sold2020Art Deco Platinum Diamond Sapphire RingArt Deco Platinum Weight 7.8gr Diamond Approx 0.45ct Sapphire Approx 0.5ct Measurements 0.85”X0.75” Ring Size 7See Sold Price
Sold2020TIFFANY & CO. Platinum Diamond Sapphire RingTIFFANY & CO. Platinum Weight 4.6gr Diamond 0.3ct Blue Sapphire 0.4ct Measurements 0.8"x0.15" Band Ring Size 6See Sold Price
Sold2018Platinum Diamond Sapphire RingMETAL: platinum. GEMSTONES: diamonds, sapphire (RI tested 1.76). MEASUREMENTS: ring size 4.25 ( with sizing shank). Ring top is 11.5mm at widest point. MARKED: 10% Irid Plat. WEIGHT: 4.3 grams.GemstonSee Sold Price
Sold2021Platinum Diamond Sapphire RingPlatinum Weight 7.7g Diamond Approx. 0.93ct Sapphire Approx. 0.25ct Ring Size 7.5 Measurements 0.8”x0.7”See Sold Price
Sold2023Tiffany & Co Platinum Diamond Sapphire RingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.50ctw. Sapphire - 5.9mm. MEASUREMENTS: Ring size 6 3/4, ring top is 5.9mm wide. MARKED: Tiffany & Co PT950, 28948999. WEIGHT: 5.2 grams.Gemstones havSee Sold Price
Sold2018Deco Platinum Diamond & Sapphire RingDeco Platinum Diamond & Sapphire Ring, two approx 3/4 ct each round mine cut diamonds and center sapphire stone in prong set hexagonal mounting with pierced sides basket. Stamped "JLK Plat". 3 DWT, siSee Sold Price
Sold2023Womens 18K Gold Platinum Diamond Sapphire RingFOR SALE IS THIS WOMENS VINTAGE ESTATE 18K GOLD PLATINUM DIAMOND SAPPHIRE RING. THE RING IS A SIZE 9.0 AND WEIGHS 11.8g. RING IS MARKED "18K, PT 900" WITH A MAKERS MARK "SGS". ANY OTHER QUESTIONS, PLESee Sold Price
Sold2017Art Deco Platinum Diamond Sapphire RingMETAL: platinum. GEMSTONES: old European cut center diamond aprox. 0.80-0.85ct total diamond weight -approx.1.40 ctw sapphires.MEASUREMENTS: ring size 8. Ring top is 26mm x 18.6mm at widest point. TESSee Sold Price
Sold2021Platinum Diamond Sapphire RingPlatinum Weight 5.1gr Diamond Approx 0.86ct Sapphire Approx 0.9ct Measurements 0.65”X0.60” Ring Size 7See Sold Price
Sold2021Platinum Diamond Sapphire RingPlatinum Weight Diamond Approx.0.9ct  Sapphire Ring Size 7 Measurements 0.41”x0.78”See Sold Price
Sold2024FINE ART DECO PLATINUM DIAMOND & SAPPHIRE RING, C. 1920FINE ART DECO PLATINUM DIAMOND & SAPPHIRE RING, C. 1920, W. 3.6 DWT, SIZE 9 1/2See Sold Price
Sold2021TIFFANY & CO. PLATINUM DIAMOND & SAPPHIRE RINGTIFFANY & CO. PLATINUM DIAMOND & SAPPHIRE RINGAmerican, late 20th- early 21st century. A platinum band channel set with alternating diamond and sapphire, size 6.25. Weighing 6 gramsSee Sold Price
Sold2020Platinum Diamond Sapphire RingMETAL: Platinum. GEMSTONES: Diamonds approx. 1.30ctw H-I/VS. Sapphire approx. 1.66ct. MEASUREMENTS: Ring size 6 1/2, ring top is 12mm wide. MARKED: PT950. WEIGHT: 18 grams.Gemstones have not been gradSee Sold Price
Sold2023Platinum, Diamond & Sapphire Ring,rich blue cushion cut sapphire weighing 1.02 carats surrounded by 22 round brilliant and 10 baguette shape diamonds totaling .50 carat, high grade, with appraisal of $4,250.00, currently size 6 3/4.See Sold Price
Sold2022Platinum Diamond Sapphire RingPlatinum Weight 3.45g Diamond Approx. 0.30ct Sapphire Approx. 0.30ct Ring Size 6.5 Measurements 0.38”x0.76”See Sold Price
Sold2016Art Deco Filigree Platinum Diamond Sapphire RingMETAL: platinum. GEMSTONES: diamonds, sapphires. MEASUREMENTS: ring size 6. Ring will keep round stone 7.2mm in diameter. TESTED: Platinum. WEIGHT: 3.9 grams. Gemstones have not been graded for colorSee Sold Price
2 days LeftHannam's Auctioneers LtdAn Art Deco 18 Carat Platinum, Diamond and Sapphire Ring. Size Q, weight 4.3g£300
Jun 25Miami Auction GalleryVintage 1.61cts European Cut Diamond Sapphire Platinum Engagement RingUS$18,000