Sapphire and diamond necklace, 1940s. Photo courtesy Sotheby's

Designed as a fringe of graduated mixed-cut sapphires and circular-cut diamonds, with scroll terminals and diamond-set back chain, length approximately 425mm. 

Accompanied by three reports from the SSEF no 33744, 33745 and 33746, dated 4 May 1999, stating that the three sapphires weighing 1.21, 2.80 and 7.55 carats are of Ceylon origin, with no indications of thermal treatment.