Sapphire and diamond ring, circa 1880, Tiffany & Co., centring on an cushion shaped cabochon sapphire weighing 2.94 carats, claw set between a pair of old European-cut diamonds together weighing approximately 1.35 carats, mounted in 18ct gold, size J, signed Tiffany & Co., accompanied by a GIA report numbered 2135937386, dated 18 October 2011, stating that the 2.94 carat sapphire is natural, blue, with no indications of heating.