Art Deco 
A PAIR OF ART DECO DIAMOND, RUBY AND SYNTHETIC RUBY BRACELETS Comprising two bracelets, each old European, circular and square-cut diamond band of geometric motif, set with square and calibré-cut rubies and synthetic rubies, mounted in platinum, circa 1925, 7½ ins. With report CS 43038-D dated 12 October 2010 from the American Gemological Laboratories stating that three of the tested rubies are synthetic. Twenty-nine of the tested rubies are natural, with no gemological evidence of heat
A PAIR OF ART DECO DIAMOND, RUBY AND SYNTHETIC RUBY BRACELETS Comprising two bracelets, each old European, circular and square-cut diamond band of geometric motif, set with square and calibré-cut rubies and synthetic rubies, mounted in platinum, circa 1925, 7½ ins. With report CS 43038-D dated 12 October 2010 from the American Gemological Laboratories stating that three of the tested rubies are synthetic. Twenty-nine of the tested rubies are natural, with no gemological evidence of heat
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