each square onyx panel with a white gold field centred by a square cut diamonds in platinum box collet, bar connectors, two links signed 'BOUCHERON PARIS', with French assaymarks and workshop mark, links numbered 27104 on backCufflink width 1.1cm / 7/16''Weight: 13g
Mid-20th century turquoise bead and seed pearl three-row necklace by Cartier, c.1960, possibly New York, converting to a shorter necklace and bracelet,
Mid-20th century 18ct yellow gold double curblink collar necklace by Chaumet, Paris, with London import hallmarks for 1957, converting to a pair of bracelets,