A spectacular Art Deco onyx and diamond dress set in platinum and yellow gold, cased by Cartier, French, circa 1920. The set is composed of a pair of cufflinks, four shirt studs and two waistcoat buttons en suite. Each double-sided cufflink is designed as two circular onyx plaques within old-single-cut diamond surmounts set in platinum, connected by a fancy 8-shaped rose gold link; with each shirt stud and waistcoat button composed of similarly-designed plaques. With maker’s marks for Henri Picq, a master jeweller who created excellent collections for Cartier from the early 1900s until the 1920s. Fitted in original Cartier’s box.
Diamonds approximately 1.10 carats in total.
Art Deco Onyx and Diamond Dress Set, cased by Cartier, French