Oscar Heyman 18k Gold Platinum Sapphire Diamond Ring

Crafted in platinum and 18K gold; featuring an oval-cut sapphire weighing approximately 2.00 carats; surrounded by eight oval-cut diamonds weighing a total of approximately 1.30 carats, with mostly G-

Oscar Heyman Diamond, sapphire, and emerald ring Set with a 1.40 cts oval-cut diamond, surrounded by circular-cut emeralds, sapphires, and oval-cut diamonds Platinum and 18k yellow gold With maker's m

18k gold ring by Oscar Heyman. Features approximately 1.50ctw of diamonds. Ring size 8.5. Marked 18k Plat 48766 Makers Mark. Weight is 6.3 grams.

The tasteful contrast between captivating sapphires totaling 0.75ct and brightly glowing diamonds weighing in total approximately 0.65ct graces this 18K yellow gold ring from Oscar Heyman with eye-cat

Oscar Heyman Sapphire, diamond, platinum and 18k yellow gold ring featuring (19) full-cut diamonds, weighing a total of approximately 0.70 ct., accented by (14) rectangular-cut sapphires, weighing a t

Oscar Heyman 1.80ctw Blue Sapphire, 0.75ctw VS1-VS2/F-G Diamond Solid 18K Yellow Gold Ring - This captivating ring was made by Oscar Heyman, and was finely crafted of solid 18k yellow gold. Since the

Oscar Heyman 1.80ctw Blue Sapphire, 0.75ctw VS1-VS2/F-G Diamond Solid 18K Yellow Gold Ring - This captivating ring was made by Oscar Heyman, and was finely crafted of solid 18k yellow gold. Since the

Fine Oscar Heyman (signed) eighteen karat yellow gold ring set with an approximate 1.40 ct. oval diamond, M-N color, VS-VVS clarity, (set in iridium platinum), approximately 1.5 ct. tw. oval diamond s

Antique 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 fe

Metal : 18k Gold Designer : Oscar Heyman Gemstone : Diamonds approx. 0.48ctw Measurements : Ring size 7 3/4, top is 6mm Marked: : Maker's mark 18k Plat Weight: 4.4 grams

Ring 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 h

Antique Art Deco 18k gold and Platinum Sapphire and Diamond Ring Description This lovely piece is truly a timeless Art Deco ring with 1 square cut natural sapphire that weighs 0.30ctw. With a band han

FOR 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, PLE

An 18K yellow gold, platinum, yellow sapphire, and diamond ring, Boris LeBeau designed as a tapering cigar band in eighteen karat yellow gold and platinum, centering a bezel set cushion-cut yellow sap

Vintage 18K Gold and Platinum 1940’s Sapphire and Diamond Ring The Melissa ring is a vintage piece handmade during the 1940’s. It centers one oval cut natural sapphire that weighs 3ctw app

METAL: Platinum. GEMSTONES: Diamonds approx. 0.25ctw. Sapphire (some stones are chipped). MEASUREMENTS: Ring size 8 1/4, ring top is 5.8mm wide (split shank) . MARKED/TESTED: Numbered, not signed. Eng

METAL: 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 previ

Circa 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.

Platinum & 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 invoic

Magnificent Rare Vintage Dated 1966 Oscar Heyman 18k Yellow Gold Fancy Color Diamond Cocktail Ring ~ With Fancy Yellow Diamonds, Brown Diamonds and White Diamonds ~ 5.46tcw ~ Pear Cut Diamonds, Marqui

Oscar Heyman Sapphire Tapered Baguette Diamond Platinum Swirl Ring Circa: 1970s Diamond total weight approx. 2.50 cts Sapphire approx. 0.75 ct, 5.49mm Ring Size: 6 Head Measurements: 16.22mm (W) x 12.

Art 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 c

Original 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 cut

METAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size 6.25, top is 17mm x 15mm. GEMSTONES: Diamonds approx. 1.62ctw, AGL certified no heat Thailand sapphire - measures approx. 8.0 x 6.2 x 4.47mm. TESTED: