Wishlist Product A pair of 19th century opal and diamond cluster earrings. Silver over gold W.A. Bolin 1960s 18k white gold and diamond ‘zig-zag / chevron’ bracelet. 1970s Bvlgari emerald, sapphire and diamond 18k Yellow Gold "slave" bracelet Antique Swedish 'Arts and Craft' topaz earings, made circa 1900.