Sold2020Art Deco 18K & Platinum Diamond & Sapphire RingArt Deco 18K Yellow Gold Weight & Platinum 4.6gr Diamond Approx 0.71ct VVS H & Sapphire Approx 0.64ct Measurements 0.78”x0.6” Ring Size 6.5See Sold Price
Sold201718K & PLATINUM DIAMOND & SAPPHIRE RINGSet with 5 round platinum-set diamonds and sapphires approx. 0.34 carats, in yellow gold, stamped 18K Plat, size 6, 5.2gms.See 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
Sold202118K Gold Platinum Diamond Sapphire RingMETAL: 18k Gold and Platinum. GEMSTONES: Rose cut diamonds - approx. 94 stones, Sapphire cabochon - 9.1mm x 7.2mm. MEASUREMENTS: Ring size 10 1/4, ring top is 13mm wide(ring shank has been sized previSee Sold Price
Sold201918k Gold, Platinum, Diamond & Sapphire RingCirca 1930's Vintage Platinum Ring with Rose cut Diamonds and a Natural round Blue Sapphire Approx. 3.50 CT holded by a 18k Gold bezel setting. Ring size: 8.75.See Sold Price
Sold202218k Platinum Art Deco Diamond Sapphire Ring18k Platinum Weight 2.55g Art Deco Diamond Approx. 0,2ct Sapphire Approx. 0.50ct Ring Size 7.75 Measurements 0.33”x0.76” See Sold Price
Sold202418k Platinum Art Deco Diamond Sapphire Ring18k Platinum Weight 5.21g Art Deco Diamond Approx. 020ct Sapphire Ring Size 6 Measurements 0.90inx0.80inSee Sold Price
Sold2022Antique Art Deco 18k and Platinum Diamond and Sapphire RingAntique Art Deco 18k and Platinum Diamond and Sapphire Ring Featuring one central old mine cut diamond of H-SI1 quality that weighs 0.15ctw, this lovely heirloom was handmade during the Art Deco perioSee Sold Price
Sold2023Art Deco Platinum & 18k Diamond Sapphire RingArt Deco Platinum & 18k Yellow Gold Weight 2.8gr Measurement 0.24inx0.77in Old mine Diamond Sapphire Ring Size 6.5See Sold Price
Sold2020Original Art Deco 18k Gold & Platinum Diamonds andOriginal Art Deco 18k Gold & Platinum Diamonds and Sapphires Ring Description Period: Art Deco (1920-1935) Composition: 18k gold and Platinum 1 old mine cut diamonds H-SI2 0.10ctw 4 rose cut mine cutSee Sold Price
Sold2015Harry Winston 18k Platinum Sapphire & Diamond RingThe ring features, oval cushion mixed cut natural sapphire weighing approximately 3.88ct. with 320 round brilliant cut natural diamonds weighing approximately 5.75ct mounted in a platinum and 18k settSee Sold Price
Sold2021Art Deco 18k Platinum Sapphire Diamond RingArt Deco 18k Platinum Weight 4.7 Sapphire Approx. 0.50ct Rose Cut Diamond Approx. 0.5ct Ring Size 6.5  Measurements  0.81”x0.71”See Sold Price
Sold2022Art Deco 18k Platinum Sapphire Diamond RingArt Deco 18k Platinum Weight 2.2g Sapphire Diamond Approx 0.1ct Ring Size 7.5 Measurements 0.6”x0.8”See Sold Price
Sold2023Platinum 18k Gold Diamond Sapphire RingMETAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size 6.25, ring is 4mm wide. GEMSTONES: Diamonds approx. 0.12ctw. Sapphire approx. 5mm wide. MARKED: Plat 18k. WEIGHT: 5.4 grams.Gemstones have not been gSee Sold Price
2021Art Deco Diamond Sapphire RingArt Deco 18k & Platinum Weight 2.9g Diamond Sapphire Ring Size 11.5 Measurements 0.51”x0.8”See Sold Price
Sold201618k Gold Platinum Color Changing Sapphire Diamond RingRing size 7 1/2, ring top is 8.2mm x 23mm. Color changing sapphire - 6.7mm in diameter, surrounded with 6 old mine cut diamonds (approx. 0.72ctw) Marked: 18ct, platinum. Weight - 5.5 grams.Gemstones hSee Sold Price
Sold2022Platinum & 18k Gold Sapphire & Diamond RingPlatinum & 18k Gold Sapphire & Diamond Ring. Measurements in inches: size 6 3/4 3.5 grams S 6.5 Condition:Good with no problems Shipping:We offer in-house shipping. Item(s) will be packed after invoicSee Sold Price
2021Diamonds, Sapphires, Platinum & 18k gold RingBeautiful Art Deco Rosetta Ring crafted from 18k yellow Gold and Platinum on top, Set with a center natural Blue Sapphire Approx. 1.10 carats. Accented with Old mine Diamonds Approx. 1.15cts. I-J coloSee Sold Price
Sold2021Diamonds, Sapphires Platinum & 18k Gold RingArt Deco Ring crafted in 18k rose Gold and Platinum on top, featuring three Oval and Round shaped Sapphires Approx. 1.10 carats. Accented with Old mine Diamonds Approx. 1.0 carats. H-J color, VS-SI clSee Sold Price
Sold20201920' Rosetta Diamond Sapphire Ring18k /platinum 4.6grSapph 3.5/4.0ctDTW: 3.2ctSize: 7.5See Sold Price
Sold2019Cartier Meli Melo Platinum Diamond Sapphire RingMETAL: 18k gold. GEMSTONES: Diamonds approx. 0.20ctw. Sapphire. MEASUREMENTS: Ring size 6 1/2 (53), ring top is 8mm at widest point. MARKED: 950PT 53 Cartier 08777B. WEIGHT: 6.4 grams. Comes with COASee Sold Price
Sold2022Art Deco 18k Gold & Platinum Ring with Sapphires & DiamondsArt Deco Ring crafted in 18k yellow Gold and Platinum on top, featuring 3 old mine Diamonds weighing Approx. 0.34 carats. G-H color, VS clarity. Along with French cut Natural blue Sapphires and Rose cSee Sold Price
Sold2022Antique Art Deco 18K Gold and Platinum Sapphire and Diamond RingAntique Art Deco 18K Gold and Platinum Sapphire and Diamond Ring Antique Art Deco 18K Gold and Platinum Sapphire and Diamond Ring - Finger Exquisite Art Deco piece handmade in 18k gold and platinum feSee Sold Price
Sold2015THREE SAPPHIRE AND DIAMOND RINGSEdwardian five-stone sapphire ring with diamond loops in platinum-topped 18k gold; Art Nouveau three-stone ring in platinum-topped 18k gold; Art Deco three-stone ring in 18k wg. Diamonds approx. 1.62See Sold Price
May 28Miami Auction GalleryRARE KASHMIR GIA NO HEAT NATURAL 3.97CTS BLUE SAPPHIRE DIAMOND PLATINUM RING$101,000
6 days LeftFederal Assets AuctioneersVintage Platinum 3.43 ctw AGL Cushion Sapphire & Diamond Ballerina Cocktail Ring$1
3 days LeftFederal Assets AuctioneersPlatinum 18k Gold 2.61 ctw GIA Fancy Yellow Radiant Diamond Marquise Sapphire Ri$1
4 days LeftHeritage Auctions55142: Ceylon Sapphire, Diamond, Emerald, Platinum, Gol$12,000
May 13Platinum Auction GroupCartier Sapphire & Diamond 18k White Gold Band Ring Size 49 -US 5 w/Cert$300
3 days LeftMynt AuctionsDavid Webb Platinum & 18K Yellow Gold Multi Color Gemstone And Diamond Ring$5