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
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
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
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
Sold2017Platinum Diamond Tourmaline Cocktail RingMETAL: platinum. GEMSTONES: diamonds-approx. 3.00ctw, green tourmaline-16mm x 10mm (has a scratch). MEASUREMENTS: ring size 4.5. Ring top is 26mm x 18mm. MARKED: 10% Irid . WEIGHT: 12.5 grams. GemstonSee 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
Sold201918K Gold Platinum Old Mine Cut Diamond Blue Stone RingMETAL: 18K gold, platinum. GEMSTONES: old mine cut diamonds - approx. 1.40-1.50ctw, blue stone (abraded top) - 12.2mm x 9.1mm . Two small side stones are missing. MEASUREMENTS: ring size 5. Ring top iSee Sold Price
Sold20243.04ct Green Tourmaline Diamond Platinum RingMETAL: Platinum. GEMSTONES: Diamonds 0.31ctw. Tourmaline - 3.04ct. MEASUREMENTS: Ring size 5 1/2, top is 10.2mm. MARKED: Pt900 0.31, 3.04. WEIGHT: 5.7 grams.Gemstones have not been graded for color anSee Sold Price
Sold2023Cathy Waterman Platinum Diamond Blue Topaz Wide Band RingMETAL: Platinum. GEMSTONES: Diamonds. Blue Topaz (some stones are chipped). MEASUREMENTS: Ring size approx. 6-5 3/4, ring band is 21mm wide. MARKED: Marker's mark, Pt900. WEIGHT: 19.4 grams.GemstoSee Sold Price
Sold2019Platinum Watermelon Tourmaline Diamond RingMETAL: Platinum. MEASUREMENTS: Ring size - 4.5 (sizing balls can be removed to increase the size). Top - 15.4mm x 8.4mm. GEMSTONES: 2 diamonds, watermelon tourmaline - 13.75mm x 7.2mm x 5.7mm. MARKED:See Sold Price
Sold202218K Yellow Gold Diamond & Tourmaline Ring18K Yellow Gold Diamond & Tourmaline Ring Weighing 11.3 grams Set with 3 Diamonds weighing 0.32 Ct. F-G Color, VVS-VS Clarity Along with app. 2.00 Ct. of Tourmalines Ring Size 5.5See Sold Price
Sold2020Art Deco Platinum Diamond Aqua RingArt Deco Platinum Diamond Deep Blue Aqua Approx 5ct Weight 6.6gr Ring Size 5.5 Measurements 0.6”x0.65”See 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
Sold2024Platinum Fancy Teal Blue Diamond Snake RingMetal : Platinum Designer : Not Signed Gemstone : Diamond 0.09ct. Measurements : Ring size 8.5, ring is 5.2mm wide. Marked: : pt900, 0.09. Weight: 4.1 grams AdditiSee Sold Price
Sold2017Sonia B. 14k Gold Diamond Colored Stone Movable RingMETAL: 14k gold. GEMSTONES: diamonds, citrine, blue topaz, garnet, amethyst, tourmaline, peridot. MEASUREMENTS: Ring size 4.5, 14mm at widest point. MARKED: 14k sonia b. WEIGHT: 13 grams. Gemstones haSee Sold Price
Sold2019Art Deco Platinum Blue Stone Diamond RingMETAL: Platinum. MEASUREMENTS: Ring size - 7.5, ring top - 30mm wide. GEMSTONES: Blue stones, approx. 0.12ctw in diamonds. TESTED: Plat. WEIGHT: 5.5 grams.Gemstones have not been graded for color andSee Sold Price
Sold2021Platinum, diamond & pink tourmaline ring.Platinum, diamond & pink tourmaline ring. Marked, "PL 900". 6.0 grams. Size: 6.5,See 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
Sold202114K Yellow Gold Platinum Tourmaline Diamond RingThis is an antique 14K yellow gold ladies ring set with a large faceted green tourmaline gemstone. Flanked by diamond baguettes set in platinum. The diamonds are VS clarity and GH color. Size: 5.75 USSee Sold Price
20211920’s Platinum Diamond Rosetta Ring1920’s Platinum Weight 6.94g Diamond Approx. 2ct SI1 VS1 K-H Blue Stone Rosetta Ring Size 7.5 Measurements 1”x0.68”See Sold Price
Sold2020Platinum Diamond Sapphire RingMETAL: Platinum. GEMSTONES: Diamonds approx. 0.78ctw. Blue sapphires. MEASUREMENTS: Ring size 6, ring top is 5mm wide. MARKED: Plat. WEIGHT: 5 grams.Gemstones have not been graded for color and claritSee Sold Price
Sold2023Platinum Blue Sapphire Diamond Art Deco Style Ring Approx Size 4.5Beautiful Bright Polish Finish Platinum Ring, Approx size 4.5. The Ring features an Oval cushion shape faceted mixed cut natural blue genuine Sapphire centered in four fishtail prongs. The Sapphire haSee Sold Price
Sold2017PLATINUM, TOURMALINE & DIAMOND RINGSet with a large pear cut tourmaline approx. 16x9mm (6.75+ carats), and 14 round diamonds approx. 0.98 carats, tests platinum, size 6.5, 9.6gms.See Sold Price
Sold2024Platinum, Diamond, Red Tourmaline, Art Deco RingDESCRIPTION: Platinum Art Deco ring with oval inset red tourmaline flanked by six accenting round diamonds. Marked "Plat" CIRCA: Early 20th Cent. ORIGIN: Continental DIMENSIONS: Size: 6.5" (Total WeigSee Sold Price
2 days LeftRiverside GalleriesPlatinum and 18K Yellow Gold Setting with 2.48ct Gold Tourmaline and 1.90ct Diamond Ring$50
3 days LeftRiverside GalleriesPlatinum and 18K Yellow Gold Setting with 2.48ct Gold Tourmaline and 1.90ct Diamond Ring$50
6 days LeftJasper52AGL Certified 9.23ct Natural No Heat Sri Lanka Sapphire Diamond Ring Platinum+$32,000
2 days LeftRiverside GalleriesPlatinum Setting with 2.87ct Tourmaline and 0.47ct Diamond Ladies Ring$50
4 days LeftRiverside GalleriesPlatinum Setting with 2.87ct Tourmaline and 0.47ct Diamond Ladies Ring$50
5 days LeftRiverside GalleriesPlatinum Setting with 6.01ct Tourmaline and 1.4 ct Diamond Ladies Ring$50
4 days LeftMynt AuctionsTiffany & Co. Vintage 3 mm Channel Set Sapphire & Diamond in Platinum. 0.70 CTW$5
Jun 01Northgate Gallery, Inc.Tiffany and Co. Platinum Natural Diamond and Sapphire Ring, Size 8.0$250
2 days LeftRiverside GalleriesPlatinum Setting with 2.69ct Pink Tourmaline and 0.50ct Diamond Ladies Ring$50
3 days LeftRiverside GalleriesPlatinum Setting with 2.69ct Pink Tourmaline and 0.50ct Diamond Ladies Ring$50
324 Lots AwayRiverside GalleriesPlatinum Setting with 14.3ct Sapphire and 0.56ct Diamond Ladies Ring$50
21 hrs LeftRiverside GalleriesPlatinum Setting with 1.26ct Sapphire and 0.31ct Diamond Ladies Ring$50