Jean Schlumberger for Tiffany & Co. Pair of diamond earrings, each of foliate design, pave-set to the centre with a cluster of brilliant-cut diamonds between a rope twist border, the diamonds together weighing between 3.50 to 4.50 carats, mounted in 18ct gold and platinum, length 29 mm, width 22 mm, post and Omega clip fittings, signed Schlumberger Studios, Tiffany & Co.