A pair of ruby and diamond ear clips and ring, 1960s. A pair of ruby and diamond ear clips, Monture Mauboussin, 1960s. 18 karat ...

An 18 karat gold, demantoid garnet and enamel ring by Louis Comfort Tiffany, circa 1905. An emerald and diamond ring by Tiffany ...

An 18 karat two-color gold, diamond and Sapphire bracelet by Tiffany & Co., designed by Donald Claflin, circa 1972. An 18 karat ...