Platinum and Diamond Three-stone Ring, centering a full-cut diamond weighing approx. 1.65 cts.,

Platinum and Diamond Ringthe three stone ring centering a millegrain bezel-set old European-cut diamond weighing approx. 0.84 ct. flanked by millegrain bezel-set old European-cut diamonds weighing app

EDWARDIAN PLATINUM AND DIAMOND THREE-STONE RING Each full-cut diamond approx. 5.0mm x 2.8mm. Engraved setting further set with four small diamonds. Size 4½.

14K Gold and Diamond Ringthe three stone ring centering an old European-cut diamond weighing approx. 1.00 ct. flanked by two old European-cut diamonds weighing approx. 0.50 tcw.; 2.57 dwts.; size 10 1

Platinum, Diamond, and Sapphire Ringca. 1920s; centering an old European-cut diamond weighing approx. 2.10 cts. surmounted by channel-set sapphires and single-cut diamonds in a platinum filigree mount

Platinum ring featuring well-matched round cut diamonds weighing approx. 1.00 ctw (0.50 ct in center and 0.25 ct on either side) with an average color grade of I-J and an average clarity grade of VS2

Round cut center diamond weighing approx. 1.15 cts, two round cut diamonds weighing approx. .90 ctw, approx. 2 ctw, near colorless, SI-I1 clarity, 6.5g.

A platinum and diamond ring designed as a three-stone ring in Art Deco-style hand engraved mount, centering a princess-cut diamond weighing approximately 1.75 carats, flanked by princess-cut diamonds

Platinum and Diamond Solitaire, bezel-set with a full-cut diamond weighing approx. 2.90 cts., framed by blue stones, the mount set with diamond melee, engraved accents, size 5 1/4.

Sapphire, Diamond, Platinum Ring. Centering one emerald-cut sapphire weighing approximately 4.25 cts., accented by eight baguette-cut and fourteen full-cut diamonds weighing a total of approximately 0

DESCRIPTION: An Art Deco Platinum ring garnished by three round cut diamonds each weighing approx. .20 cts. Stamped along the inner band "Plat". Total Weight: 5.3 Grams (3.4dwt) CIRCA: Early-Mid 20th

Aquamarine, diamond and platinum ring Centering (1) oval-cut aquamarine, weighing approximately 3.90 cts., accented by (12) baguette-cut and (39) full-cut diamonds, weighing a total of approximately 0

14K white gold and platinum three-stone ring featuring an oval cut sapphire weighing approx. 3.60 carats with two old European cut diamonds weighing approx. 2.00 ctw with an average color grade of I-J

EMERALD & DIAMOND PLATINUM RINGClassic platinum ring; centering a squared-cut natural emerald weighing approx. 2.70 Cts.; flanked with a short diamond baguette to either side; the diamonds together we

Sapphire, Diamond, Yellow Gold Ring - one stone missing. Centering one oval-cut sapphire weighing approximately 2.30 cts., surrounded by eleven full-cut diamonds weighing a total of approximately 0.60

2.78 cts. mixed cushion cut ruby flanked by two oval-cut diamonds in platinum prongs, approx. .95 ct. TW. AGL report CS67646. Ca. 1965. Mark of Hammerman Bros. #25266, 18k, Plat. Size 6 1/2. 3.3 dwt.

Peridot, Diamond, 14k White Gold Ring. Centering one round-cut peridot weighing approximately 4.25 cts., surrounded by thirty-three full-cut diamonds weighing a total of approximately 0.25 cttw., set

Color change sapphire, diamond, platinum, and gold ring Set with an oval-cut color change sapphire weighing approx. 3.26 cts, enhanced by three rows of round brilliant-cut diamonds shoulders Platinum

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/

One with blue stones in 18kt gold, approx. gross weight 2.2dwt. Two in platinum, approx. gross weight: 3.3 dwt, set with 2 round diamonds estimated to weigh approx. 0.14 cts and 24 Asscher-cut diamond

Platinum and Diamond Ring Centering one old European-cut diamond weighing 1.83 cts., 4 tapered baguette diamonds ap. 60 ct., ap. 3.4 dwts. Size 5 1/2. The diamond has been weighed. C Property of a Pri

Vintage Diamond, Platinum RingCentering one transitional-cut diamond weighing approximately 4.16 cts., accented by ten single-cut diamonds weighing a total of approximately 0.15 cttw., set in a platin

This platinum diamond ring has 5 round full cut diamonds each approx .2 to .22 cts each for a total approx 1.08 carats. Ring size approx 4.75. Clarity SI-2, Color H-1. Comes with written retail apprai

A South Sea Cultured Pearl, Diamond, and Platinum Ring Stones: Full-cut diamonds weighing a total of approximately 4.00 carats Pearls: South Sea cultured pearl measuring 13.00 mm Metal: Platinum Gross

Platinum and Diamond Brooch centering a cushion old mine-cut diamond weighing approx. 3.00 cts. surmounted in a bow and starburst design set with old mine-cut diamonds; approx. 6.00 tcw.; 13.89 dwts.;