grain set with raised polished sides, mounted in platinum, signed 'JEC & Co', serial number S8944, marked 'IRID PLAT', approximately 4.50cts of diamonds in all Length 18cm / 7''
Width 0.4cm / 3/16'' Weight: 26.5g
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,