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 back Cufflink width 1.1cm / 7/16'' Weight: 13g
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,
Early 20th century ruby and diamond line bracelet by Boucheron, Paris c.1915, alternating trios of French cut diamonds and rectangular cut Burma rubies,