A RUSSIAN DIAMOND-SET GOLD AND ENAMEL PENDANT, MARKED E[?], 1899-1908 of square form, the body with an engine-turned ground with translucent white enamel, with a large diamond set in the center of the starburst, additional diamond encrusted section at the bottom corner of the pendant, length including suspension loop: 2.5 cm (1 in.), 56 standard