Empress Joséphine's Shell Cameo Tiara, France (ca. 1804-1810; shell cameos, mother-of-pearl, pearls, ivory, rubies, sapphires, gold, silver). Royal Crown Jewels, Royal Crowns, Royal Tiaras, Tiaras And Crowns, Cameo Jewelry, Royal Jewelry, Antique Jewelry, Vintage Jewelry, Crown Jewelry