A FRENCH SAPPHIRE AND DIAMOND RING in platinum, set with a central old cut diamond of approximately

Art Deco Platinum, Diamond, and Sapphire Ringin a filigree shield design set with old European cut diamonds weighing approximately .84 total carat (H-I color, SI2-I1 clarity), and with French cut sapp

AN ART DECO SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an old cut diamond of approximately 1.50 carats in a double border of step cut sapphires and old cut diamonds, the band accented by fu

A SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an emerald cut diamond of approximately 0.40 carats, accented by French cut sapphires and round brilliant cut diamonds, further round brilliant

AN ART DECO DIAMOND DRESS RING in platinum, the geometric face set with two old cut diamonds of approximately 1.15 and 1.04 carats, accented by rose cut diamonds, French import mark, size Q / 8.25, 5g

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

centered with one rectangular cushion cut blue sapphire weighing .73 carat and the floral motif mount with bead and bezel set old mine cut diamonds weighing approximately .83 total carat (H-J color, S

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

A FRENCH SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with an oval cut sapphire of approximately 3.57 carats accented by old cut diamonds, French assay marks, size J1/2 / 5, 10.6g. 

Tested 14k gold ring with platinum top. Set with center square blue sapphire and approximately .40 CTW Old European and single cut diamonds. 3.3 grams. Size 7-1/2. In E.G. Hoover Co. Harrisburg, PA an

Ring. Art Deco platinum ring set with Old European cut diamonds, and (3) panels of sapphire accents. (3) central diamonds measure approx. 4.3mm. Ring size - 6 1/2. Total approx. weight is 3.6 dwt. Fro

estimated weight 1.40 ct, estimated colour I-J, estimated purity P. Flanked by two synthetic sapphires, trapeze cut. .

Pair of Art Deco-Style Diamond and Sapphire Drop Earrings platinum, each with a central old European-cut diamond within a ring of calibre-cut sapphires, in navette-shaped plaques set with round brilli

Including one ring featuring twenty-one old European-cut diamonds weighing a total of approximately 1.25 cttw. set in a platinum mounting, size 6 1/4; together with a pair of matched rings, each featu

SAPPHIRE AND DIAMOND 3-STONE RING, set with a central old cut diamond of approx. 0.23 ct. Flanked on each side with a blue sapphire, totalling approx. 0.67 ct. The shoulders with floral relief design.

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

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. (

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.

AN UNHEATED YELLOW SAPPHIRE AND DIAMOND RING in platinum, set with a cushion cut yellow sapphire of 9.43 carats accented by old cut diamonds, stamped PLAT, size O / 7, 5.9g. Accompanied by a gemmologi

Title: Art Deco Sapphire Diamond Ring Platinum Vintage .60 TDW Additional Information: This beautiful vintage Art Deco ring is finely crafted in luxurious Platinum and set with old mine cut diamonds a

An early to mid 20th century diamond and sapphire crossover ring set with an old cushion-cut diamond of approximately 0.45 carats, and an old round-cut sapphire, set in unmarked yellow metal (tests as

Sapphire diamond ring Delicate platinum ring set with oval faceted sapphire approx. 0.50 ct. Ring shoulders with leaf ornament and old-cut diamond approx. 0.10 ct. Millegriffes frame settings. 2 g. Ri

A BURMA NO HEAT SAPPHIRE AND DIAMOND CLUSTER RING in platinum, set with an oval cabochon sapphire of 7.44 carats in a double border of old cut diamonds, the diamonds all totalling 1.4-1.5 carats, full

DIAMOND CLUSTER RING set with a central old cut diamond of 0.98 carats, encircled by further diamonds totalling approximately 1.50 carats, size O / 7, 4.3g.

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