A platinum and diamond ring, the lozenge-shaped mount

Vintage Platinum and Diamond Ringthe shaped platinum mount with milgrain detailing and set with marquise cut and single cut round diamonds weighing approximately .35 total carat (G-H color, VS-SI clar

Art Deco Style Platinum, Diamond, and Sapphire Ring, Tiffany & Co. the octagonal shaped mount centering on a round brilliant cut diamond with stated weight of 1.75 carats (G color, VS1 clarity) bezel

Art Deco Style Platinum, Diamond, and Black Onyx Ringthe platinum navette shaped mount with milgrain detailing set to the center with three marquise cut diamonds weighing approximately .70 total carat

Diamond and platinum ringfeaturing (11) old mine and old European-cut diamonds, weighing a total of approximately 1.25 cts., set in a pierced platinum lozenge-shaped mounting, size 4 1/2, gross weight

dome style contemporary ring set with one pear-shaped moissonite center and approximately 50 pavé-set round brilliant diamonds, 1.0 to 1.3 combined carat weight, platinum mount, size 8-1/2, 13.6 gram

A Platinum, Burmese Ruby and Diamond Ring. Set with a cushion-shaped Burmese ruby weighing 4.06 carats, flanked by 8 baguette diamonds weighing approximately 0.65 carats total; the mount is platinum w

Platinum ring mount centering a rectangular-shaped aquamarine weighing approximately 12.0 cts., corner prongs set with single-cut diamonds with four full-cut diamond shoulders, size 5 1/2, est: $1500/

SAPPHIRE AND DIAMOND RING, CIRCA 1915-20 The old cushion-shaped sapphire, weighing 13.81 carats, within an engraved and pierced platinum mount with foliate detail, millegrain-set with old brilliant an

Platinum & diamond ring mount for round pearl.This mounting contains 76 round G color VS1 single cut diamonds, weighing approximately .02cts each, for a total diamond weight of 1.52cts. Size 5 1/4

LADIES PLATINUM DIAMOND RING SEMIMOUNT Ladies .900 fine platinum diamond ring mount with two .03ct baguette diamond accents and a 4x6mm four prong setting. Weight: 4.7 grams Size: 6.5 Shipping / Picku

Platinum diamond 2 piece ring mount for pear stone.The outside mounting has 24 .05ct VS1 to SI2 G color baguette diamonds, 14 round .07ct VS1-SI1 G color diamonds for a total diamond weight of 2.18 ca

An 18ct yellow gold and diamond ring the navette-shaped mount pave-set with round brilliant-cut diamonds, size P, 2.8 grams.

A Ladies major emerald cut diamond ring. Platinum mount centered by an emerald cut diamond weighing 6.72 carats, and two straight baguette cut diamonds totaling .20 carats. Total diamond weight 6.92 c

Harry Winston Platinum and Diamond Ring One cushion-shaped diamond weighing 1.01 cts., small round diamonds ap. .60 ct., with makers mark, no. 217700, one small diamond missing, ap. 2 dwts. Size 2 1/2

Title: Art Deco Platinum Diamond Ring Description: Art Deco Platinum Diamond Ring featuring a nevette shaped design centrally set with three old mine cut diamonds weighing approx. .60cts framed with 2

An unusual silver gilt and diamond ring, the marquise-shaped silver mount inset with mixed rose-cut diamonds, each shoulder set with a silver skull with diamond eyes, with plain silver gilt band, size

Platinum and 18k yellow gold diamond ring designed by Gregg Ruth. A large heart shaped natural fancy yellow center diamond (SJ1 clarity) is surrounded by 20 natural fancy yellow prong set diamonds. Th

Platinum Weight 11.51g Aqua Approx. 16.58ct Diamond Approx. 0.90ct Marquise Shaped Ring Size  7.5 Measurements 1.3”x0.8”

Vintage Diamond and Platinum Engagement Ring Mount. Set with approx. 1.50 carat TW two trilliant cut diamonds, G-H color, SI1-SI2 clarity. Stamped Plat. Ring size 7. Approx. weight: 6.50 grams. Condit

Platinum and Diamond ring with a five diamond central setting shaped like a heart flanked by 12 diamonds. Unmarked, XRF tests as 80% Pt. Three largest round cut diamonds in heart setting are about 0.4

Estate Yellow Gold Platinum and Diamond Semi Mount Ring; 18k yellow gold; platinum; 2.4dwt/5.73g; 2 baguette diamonds = 0.21cts; Ring Size 5 1/2 Reserve: $190.00 Shipping: Domestic: Free shipping to a

Platinum and Diamond Ring One square cushion-shaped modified brilliant diamond weighing 2.01 cts., 34 small round diamonds ap. .50 ct., ap. 4 dwts. Size 4 1/2. With GIA report no. 2221463783 stating F

Platinum and Diamond Ring Centering one pear-shaped diamond ap. 2.63 cts., flanked by 2 tapered baguette diamonds. Size 6. The diamond has been weighed. C

Platinum, Jade and Diamond Ring One marquise-shaped double cabochon jade ap. 17.75 x 7.35 x 3.10 mm., 22 round diamonds ap. .55 ct., signed PM, ap. 3.3 dwts. Size 7. With GIA report no. 2223226929 sta