Bona Sforza (1493-1557), Queen of Poland Cameo by Giovanni Jacopo Caraglio (Italian, Parma or Verona ca. 1500/1505–1565 Krakow (?)) Date: ca. 1530–40, and 19th century Culture: Poland (Cracow) and France Medium: Sardonyx, with gold and silver details; mounted in 19th century as a pendant in gold, with enamel, pearl and ruby
6th–7th century, Byzantine. Gold, sapphire, pearl. These elegant earrings are decorated with pearls, a favorite jewel of the Byzantines. Sapphires, then called hyakinthoi (hyacinths), became popular in Byzantine jewelry in the sixth century.
Art Deco emerald and diamond earrings by Cartier, circa 1934. These earrings are topped by one emerald-cut diamond weighing 4.78 carats and one cut-cornered rectangular step-cut diamond weighing 4.77 carats. The diamond surmounts suspend an articulated chevron motif set with numerous baguette, square-cut and marquise-shaped diamonds weighing a total of approximately 11.25 carats.