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AN ART DECO RUBY AND DIAMOND RING, EARLY 20TH CENTURY. Collet-set with an oval ruby within a border of single-cut diamonds to similarly-set stylised foliate shoulders.

This 1930s brooch is a superb example of Art Deco design, has a large 35.10ct briolette cut aquamarine,light sky blue in colour and set in 18kt. The twenty-four single cut and four baguette cut diamonds, and fourteen calibre cut synthetic sapphires, set off the colour and cut of the aquamarine.. Total weight of the diamonds is 0.50ct

Art Nouveau Diamond, Ruby and Pearl Ring

AN ANTIQUE RUBY, DIAMOND AND PEARL BROOCH. Of circular form, set with a cabochon ruby within concentral rings set with cushion-shaped diamonds and rubies, surmounted by a rose-cut diamond set floral top, supporting seven pearl and diamond set drops connected by knife-edged links, circa 1900.

RUBY AND DIAMOND BROOCH/PENDANT, LATE 19TH CENTURY. Designed as a sixteen pointed star, centring on a pinched collet-set cushion-shaped ruby, within a border of circular-cut diamonds, further decorated with variously-shaped rubies, accented with circular- and rose-cut diamonds, pendant loop fitting.

Art Deco Topaz and Diamond Earrings – Pair of precious topaz pendant earrings with round and baguette diamonds, set in platinum. American, ca. 1930 (A La Vieille Russie)

RUBY, SYNTHETIC RUBY AND DIAMOND DOUBLE CLIP BROOCH, 1930S The clips of scroll design set with single-cut diamonds, calibré-cut rubies and synthetic rubies.

Art Deco Burma Ruby, Diamond & Platinum Ring

Turban jewel, ruby, emerald and diamond.

An art deco jadeite jade, diamond and enamel ring, Cartier, circa 1925 centering an oval-shaped jadeite jade; signed Cartier