Wishlist Product Georgian diamond and blue glass "memento mori" mourning ring, circa 1780 1990s Cartier Diamond Onyx Ring. 1970s Bvlgari emerald, sapphire and diamond 18k Yellow Gold "slave" bracelet W.A. Bolin 1960s 18k white gold and diamond ‘zig-zag / chevron’ bracelet. Early Pomelatto, 1970s, 18k gold mariner chain necklace.