Antique Art Deco Platinum GIA Certified 0.97ct Sapphire Diamond RingMynt Auctions4.4(815)$100Jan 29, 2026
Antique Platinum Sapphire Diamond Ring 3.94ct Art Deco GIA CertifiedMynt Auctions4.4(815)$10024 hrs Left
Antique Art Deco Platinum 8.50ctw Star Sapphire Diamond Cocktail RingDiamond Depot4.3(11)$1,7253 days Left
Platinum Diamond & Sapphire RingCase Antiques, Inc. Auctions & Appraisals4.7(308)$4,200(3 bids)Jan 31, 2026
ART DECO NATURAL 3.5CT OLD MINE CUT DIAMONDS PLATINUM SAPPHIRE DOME RING SIZE 7Modern Jewelry4.5(203)See Sold PriceJul 13, 2025
SoldART DECO STAR SAPPHIRE, DIAMOND & PLATINUM RINGAn oval star sapphire cabochon, 23.20 cts. by formula, in strapped platinum and single cut diamond setting with baguette cut diamond shoulder, approx. .80 ct. TW. Ca. 1930. Stamped 10% Irid. Platinum.See Sold Price
SoldArt Deco Platinum Star Sapphire & Diamond RingArt Deco Platinum 10.79ct. Blue Star Sapphire & 0.86ct. Diamond Ladies Ring. Size approx. - 4 - 4 1/2. Star sapphire - 12mm x 9mm x 9.25mm, weighing approx. 10.79ct. Sapphire is of slightly violetSee Sold Price
Art Deco 25.75ct Star Sapphire Diamond Dome RingArt Deco 25.75 Carats Star Sapphire & Diamond Platinum Dome Ring Size 4 This is a stunning Art Deco ring, it is crafted from platinum featuring a high dome shape star sapphire mounted on a round frameSee Sold Price
SoldART DECO STAR SAPPHIRE AND DIAMOND PLATINUM RINGOval star sapphire, 31 cts. by formula, with baguette and single cut diamond strapped shoulders, melee approx. .45 ct. TW, ca. 1935. Size 8 3/4. 8.5 dwt.See Sold Price
SoldArt Deco Van Cleef & Arpels Star Sapphire Onyx & Diamond RingDESCRIPTION: This stunning art deco ring is crafted in platinum with details throughout. The highlight of the design is a cabochon cut star sapphire that shows a dreamy shade of blue. The star sapphirSee Sold Price
SoldART DECO PLATINUM, DIAMOND, & STAR SAPPHIRE RINGcentering one round cabochon cut star sapphire weighing approximately 5.8 carats; and 35 early round full cut, single cut, and Swiss cut diamonds [G-H/VS2-SI1] weighing approximately 0.90 carats totalSee Sold Price
SoldArt Deco Filigree Diamond Star Sapphire RingA Platinum art deco filigree diamond ring, set with a star sapphire cabochon 5.1mm, 2-3.4mm; 19 rose cut accent diamonds, and one single cut. Sz.9.5, 3.5 Dwts. Unmarked metal, testing as platinum. TheSee Sold Price
SoldGIA 27ct No Heat Natural Blue Star Sapphire Diamond Ring 14k White Gold Art Deco 1930sTitle: GIA 27ct No Heat Natural Blue Star Sapphire Diamond Ring 14k White Gold Art Deco 1930s Description: A large, translucent natural star sapphire ring complete with a GIA report to verify it hasSee Sold Price
SoldAntique Art Deco blue star sapphire cabochon ring in tested platinum with diamond accents; 15mmAntique Art Deco blue star sapphire cabochon ring in tested platinum with diamond accents; 15mm stone; size 4; 6.7 gramsSee Sold Price
SoldSAPPHIRE RINGA Rare Vintage Art Deco Platinum and Diamond Ring, set with a natural lavender cabochon star sapphire flanked by (4) graduated old European cut diamonds on each side, with engraved bezel. Size 3 1/2.See Sold Price
SoldFINE ART DECO PLATINUM/DIAMOND RING W/ APPROX. 3.8 CTFINE ART DECO PLATINUM/DIAMOND COCKTAIL RING W/ APPROX. 3.8 CT LAVENDER STAR SAPPHIRE W/ 1CT. TRILLION, BAGUETTES & D SHAPED DIAMONDS, C. 1920, WEIGHT 12 GRAMS, SIZE 6 Serial Number inside ring by theSee Sold Price
SoldGENTS ART DECO 14K STAR SAPPHIRE RINGset with an oval star sapphire approx. 14x12mm, overall height 17mm, flanked by 2 bezel set (15pt) diamonds, in white gold, stamped 14K, good condition (some gold scuffs), size 10, 18.2gms.See Sold Price
SoldLadies Platinum Art Deco-Style Star Sapphire RingLadies vintage Art Deco-style platinum ring with oval cabochon star sapphire approximately 18 x13mm, fair very light grey-blue color, good star, eye clean, with two marquise diamonds approximately .35See Sold Price
SoldPlatinum Star Sapphire RingA fine six point star oval cabochon gem weighing 17.36 carats with baguette diamonds on each side totaling .25 carat, high grade, a scarce large gem, Art Deco era, with appraisal of $10,550.00, currenSee Sold Price
SoldTHREE ART DECO PLATINUM OR WHITE GOLD RINGSWith octagonally set OEC diamond, approx. .75 ct., in platinum filigree; Rectangular aquamarine, approx. 2.2 cts., in engraved 14k white gold; Cabochon star sapphire, 5 cts. by formula, and four RBC dSee Sold Price
SoldEstate Art Deco Sapphire & Diamond RingJewelry: Estate Art Deco Sapphire & Diamond Ring Gemstone: Sapphire, Diamond Main Gemstone Carat Weight: 2.1 ctw Total Gemstone Carat Weight: 2.42 ctw Main Gemstone Shape: Oval Diamond Cut: BrilliantSee Sold Price
SoldArt Deco Sapphire Diamond Ring Platinum Vintage .60 TDWTitle: Art Deco Sapphire Diamond Ring Platinum Vintage .60 TDW Additional Information: This beautiful vintage Art Deco ring is finely crafted in luxurious Platinum and set with old mine cut diamonds aSee Sold Price
Sold14k Art Deco Sapphire & Diamond Ring14k white gold diamond ring with .35 ct round cut diamond bezel set center, with 6 .05 ct diamond surround and 4 .03 ct sapphires, and 2 .03 ct diamonds. Ring size 7.See Sold Price
SoldArt Deco Sapphire & Diamond Ring 14Kt.Ladies 14Kt Yellow Gold Art Deco Sapphire & Diamond Ring. This ring is a gorgeous art-deco design with a genuine 3 blue sapphires set in the center. The blue sapphire is surrounded by a total of 24 roSee Sold Price
SoldArt Deco Star Sapphire Ring 14KtUnique Art Deco 14Kt White Gold and Yellow Gold ring with a beautiful Star Sapphire stone in the center. The amazing ring measures 4.50mm. The total weight of this Art Deco ring is 2.6g.See Sold Price
Sold18 Kt. Gold Platinum Art Deco Sapphire Diamond RingPlease study all photographs carefully to get an accurate representation of the item. We offer in-house shipping internationally (US and rest of the world. Dispatched from the UK). We aim to ship allSee Sold Price
18 Kt. Gold Platinum Art Deco Sapphire Diamond RingPlease study all photographs carefully to get an accurate representation of the item. We offer in-house shipping internationally (US and rest of the world. Dispatched from the UK). We aim to ship allSee Sold Price
Art Deco Sapphire & Diamond RingInspired by the bold geometric styles of the 1920s-30s Art Deco period, this fabulous finger-hugging band ring, crafted in gleaming platinum, has a lot going on. Central double rows of bright-white seSee Sold Price
SoldArt Deco Sapphire & Diamonds Ring18k Yellow Gold Weight 2.9 Old Miner Diamonds Approx 0.6ct Rose Cuts Diamonds 0.2ct TW 0.8ct Sapphires Invisible Setting Approx 0.4ct Measurements 1.2'x0.6' Ring Size 7 1/2 HallmarkSee Sold Price
