Tiffany & Co., pair of onyx and diamond cufflinks, c. 1980, 14ct yellow gold, each centring a brilliant-cut diamond inset in a circular onyx plaque framed by gold border, stamped 'Tiffany & Co. 14K', in original box, weight approximately 11.1 grams. Provenance: cf. For comparison Tiffany & Co Selections 1982, spring-summer catalogue p. 30