Circa 1940's Platinum 35 Carat Old Cut Diamond Openwork

AN ART DECO DIAMOND BAR BROOCH, CIRCA 1940 in platinum, set with a row of graduated old cut diamonds accented by rose cut diamonds, all totalling 0.8-0.9 carats, with engraved foliate decoration to th

Platinum, ruby and diamond ring, circa 1940, set in the 1 center with one emerald-cut natural ruby weighing approximately 1.80 carats and with a very lively deep red hue, framed and flanked by 6 old m

Circa 1940s Approx. 3.50 Carat Old Mine Cut Diamond and 18 Karat Yellow Gold Pendant Earrings. Diamonds H color, VS1 clarity. Unsigned. Very good condition. Measure 3/4" L, 3/8" W. Approx. weight: 3.6

DIAMOND RING, 1940 CIRCA in platinum of bow design centered with an Old European-cut diamond of approx. ct 2,20.

AN ANTIQUE DIAMOND PLAQUE BROOCH in rectangular design, set to the centre with an old cut diamond of 0.35 carats, the openwork body set with further old cut diamonds, the diamonds all totalling 2.8-3.

This stunning Edwardian era engagement ring dates from circa 1910 and features a platinum diamond encrusted filigree mounting set with a 2.28 carat old European cut center diamond. The diamond is beau

Containing fifteen old cut diamonds weighing approximately 0.35 carat total, with a pearl drop measuring approximately 13.7mm. 1.5" L x 0.75" W. 3.5 dwt.

A SAPPHIRE AND DIAMOND BRACELET, CIRCA 1940 in platinum, set with a single row of eleven step cut blue sapphires, all totalling 8.0-10.0 carats, within hexagonal links set with round cut diamonds, the

A DIAMOND TWO-STONE RING, CIRCA 1940 Set with two old brilliant-cut diamonds in a rectangular faceted surround, mounted in platinum, diamonds approximately 1.90cts total, numbered, indistinct maker&#8

A RETRO DIAMOND DRESS RING, CIRCA 1940 Of odeonesque design, set with a row of old brilliant-cut diamonds and rose-cut diamond highlights to the terminals, mounted in platinum and gold, French import

Antique Circa 1910 Edwardian Oval Cabochon Sapphire, Approx. 2.0 Carat TW Old European Cut Diamond, Platinum and 14 Karat Yellow Gold Earrings. Vivid color sapphire measuring 8.3 x 5.6 x 4.0. All anti

An Edwardian Platinum, Diamond and Seed Pearl Bar Brooch, containing seven old European cut diamonds weighing approximately 0.35 carat total and four seed pearls (origin not tested) measuring approxim

CARTIER: DIAMOND FLOWER BROOCH, CIRCA 1940 The rose in full bloom with bead detail, accented by cushion-shaped and old brilliant-cut diamonds, diamonds approximately 3.40 carats total, signed Cartier

14k yellow gold Edwardian three stone ring with three old European cut diamonds weighing approximately 1.35 carats total. Gross weight 3.9 grams. Size 5 1/4. Circa 1900. Free shipping for this item wi

NO RESERVE - A RUBY AND DIAMOND THREE STONE RING, CIRCA 1950, Made in 18 carat white gold and platinum, Cushion cut ruby, weighing approximately 2.27 carats, Old European brilliant cut diamonds, appro

A Yellow Gold, Platinum, Diamond and Synthetic Sapphire Toi et Moi Ring, containing one old European cut round diamond weighing approximately 1.35 carats and one round mixed cut synthetic sapphire mea

TIFFANY & CO., A DIAMOND CIRCLE BROOCH, 1940S in platinum, designed as an open circle set throughout with old European cut diamonds, the diamonds all totalling 4.3-4.5 carats, signed Tiffany & Co., no

DIAMOND DOUBLE-CLIP/BROOCH, CIRCA 1940 Of openwork geometric form with scrolling detail, set throughout with old brilliant and single-cut diamonds, accented by baguette-cut diamonds and two collet-set

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

Vintage Circa 1940s Approx. 1.0 Carat TW Round Brilliant Cut Diamond, Six Pear Shape Natural Ruby and Platinum Ring. Diamonds H-I color, VS2 clarity. Rubies with vivid color. Stamped Pt950. Ring size

AN ART DECO DIAMOND RING CIRCA 1930 in high carat yellow gold and platinum, set with an old cut diamond of 1.09 carats, accented by further single cut diamonds, unmarked, size O / 7.25, 3.7g.

ART DECO, PLATINUM AND DIAMOND LORGNETTE PENDANT Containing seven old European cut diamonds weighing approximately 2.90 carats total and 35 single cut diamonds. 4 1/8 inches long.Gross weight: 17.00 d

Circa 1920. Art Deco Platinum Ring set with a center Oval shaped Old European cut Diamond Approx. 0.40 carats. K color, VS2 clarity. Surrounded with white Old mine and Rose cut Diamonds weighing Appro

Antique ring (from circa 1900) made of platinum (acid tested) set in its center with a pearl integrated with Old Mine Cut diamonds weighing a total of approximately 0.25 Carats. Size: 9.5 Weight: 5 gr