Tiffany & Co. sapphire and diamond ring. Set with eleven square step cut natural unenhanced sapphires in open back channel settings with a combined approximate weight of 1.50 carats, divided by an L-shaped row of seven round brilliant cut diamonds in open back grain settings with a combined approximate weight of 0.35 carats, to a geometric cluster consisting of two overlapping square forms with fine polished borders and intricately pierced backholing, flanked by raised broad shoulders which taper to a solid flat shank. Marked platinum, signed 'Tiffany & Co.', American, circa 1935.
