Emeralds of Empress Ekaterina II of Russia. C. 1830. Gold, silver, emeralds, diamonds. Set consisting of an emerald and diamond necklace with matching earrings. Every generation of the family of the Marquis of Lothian has believed that the majority of these emeralds were given by the Empress Ekaterina II to their ancestor, the Earl of Buckinghamshire during his embassy to St. Petersburg 1762-1765.
PENDANT ART DECO RUBY AND DIAMOND, RUBY AND CHAIN BY CARTIER Formed a circle holding calibrated ruby pendants in a geometric pattern of diamonds old cut and trimmed in pink and ruby calibrated surrounding an oval ruby, platinum setting, French punch, 53.8 gr., With a chain set with rubies calibrated (one missing), 51 cm., frame gold and platinum, circa 1925.