A multi-coloured cultured pearl and coloured diamond necklace, Composed of a single strand of twenty multi-coloured Baroque pearls, separated at intervals by four irregularly-shaped rondelles, each set with vari-coloured brilliant-cut diamonds of brownish hues, to the similarly-set clasp, coloured diamonds untested for natural colour origin, diamonds approximately 7.00 carats total, length 49.0 cm