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AN ART DECO ONYX AND DIAMOND JABOT PIN, BY CARTIER
Each terminal set with an oval-shaped onyx plaque overlaid with a rose-cut diamond owl perched on a branch, to an old-cut or a baguette-cut diamond surmount, mounted in platinum and white gold (two rose-cut diamonds deficient), circa 1925, 4.2 cm. wide
Signed Cartier