A DIAMOND SOLITAIRE RING in platinum, set with an old European cut diamond of approximately 3.10

Tiffany style setting, marked Platinum. Set with approximately 1.06 carat (by formula) Old European cut diamond. Diamond measurements 6.5mm x 6.5mm x 4.1mm. Clarity SI1, Color J-K. 4.4 grams. Size 6.

A SOLITAIRE DIAMOND RING in platinum, set with an old European cut diamond of 3.80 carats accented by two baguette cut diamonds of 0.32 and 0.31 carats, stamped Plat, size N / 6.5, 6.0g.

14K YELLOW GOLD EUROPEAN CUT SOLITAIRE DIAMOND RING 14K yellow gold solitaire diamond ring, set with 1 "Old European" cut diamond weighing approximately 0.64 carat with grades of Clarity: VS-2, Color

AN ART DECO DIAMOND RING, CIRCA 1920 in platinum, set with an old European cut diamond of approximately 1.10 carats in a fine pierced mount set with single cut diamonds, no assay marks, size J1/2

A 2.02 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with an old European brilliant cut diamond of 2.02 carats to a tapering band, British hallmarks, size N / 6.75, 5.1g.

An antique diamond and platinum ring set with four old European-cut diamonds weighing approximately 0.80, 0.75, 0.45, and 0.45 carat each, mounted in pierced and etched platinum with a floral motif. (

ring with one prong set Old European cut diamond weighing approximately .78 carat (H color, I1 clarity), stamped 18KT and signed, and with affixed vintage platinum band with scrolled engraving, stampe

Diamond, Platinum Wedding Ring Set. Featuring one old European-cut diamond weighing approximately 1.00 ct., flanked by six baguette-cut diamonds weighing a total of approximately 0.25 cttw., set in a

Platinum and Diamond Ringset with three old European cut diamonds weighing approximately 1.01 total carats (G-H color, Si2 - I2 clarity) and with milgrain detailing, stamped Platinum. 5.7 x 17.4 mm; R

VINTAGE 14K WHITE GOLD / PLATINUM AND DIAMOND LADY'S RING, marked "DA 14K PLATINUM", cushion top set with nine Old European-cut diamonds weighing approximately 1.0 carat total, each shoulder set with

Diamond and Platinum RingThe ring is set with 46 old European-cut diamonds weighing approximately 3.86 carats, in platinum, with a 14K white gold shank.11.02 gramsSize: 5.25 Provenance: Jewelry from t

A SOLITAIRE DIAMOND RING in 18ct yellow gold and platinum, set with an old cut diamond of approximately 0.67 carats, stamped PLAT, size P1/2 / 7.75, 3.2g.

A ladies Art Deco platinum and diamond dome ring, having a central bezel set old European cut diamond (approximately 1.13 carats total weight, color I-J, clarity Si2) with two small bead set old Europ

Antique Platinum and Diamond Ringcentering on three vertically set old European cut diamonds weighing approximately 1.56 total carats (H-I color, SI1-I1 clarity) and further set to border and shoulder

A ladies handmade Art Deco platinum engagement ring, having an octagonal top with a prong set Old European cut diamond (approximately 0.34 carats total weight, color I, clarity I2) and filigree decora

An antique Edwardian diamond and platinum ring. The center set with an old European cut round faceted diamond of approximately 1 carat, surrounded by four crescents, each crescent set with 3 round cut

A platinum and diamond solitaire ring, Tiffany & Co. centering an old European-cut diamond weighing approximately 2.60 carats, accented by old European-cut diamonds, mounted in platinum. Stamped Tiffa

centering an old European-cut diamond, measuring approximately 9.05 x 9.1 x 5.7mm, weighing an estimated 2.95cts., K-L color/VS-SI clarity, accented by 4 round brilliant and baguette-cut diamonds weig

View a video of this lot: Click HereCrafted in platinum; set with old European-cut diamonds, weighing a total of approximately 2.00 carats, most with J-L color and I clarity; accented

DESCRIPTION: Vintage platinum (marked 10% Irid Plat) engagement ring set with center Old European cut diamond, approximately 1.16 carat (by formula). Clarity I1, Color H-I. Accented by seven single cu

DESCRIPTION: Vintage platinum (marked 10% Irid Plat) engagement ring set with center Old European cut diamond, approximately 1.16 carat (by formula). Clarity I1, Color H-I. Accented by seven single cu

Art Deco platinum and diamond ring, set in the center 1 with an old European-cut diamond weighing approximately 1.15 carats and with an estimated color and clarity grade of "I-J, VS1", within a domed

A Belle Époque diamond, platinum, and onyx ringcentering a bezel-set old European-cut diamond weighing approximately 1.00 carat, flanked by old European-cut diamonds weighing approximately 0.30 carat

An Art Deco Diamond & Sapphire Ring. Filigree platinum mounting centers on a bezel set Old European cut diamond which is K color, SI1 clarity and weighs approximately .75 carat. Throughout the mountin