细节
A SAPPHIRE AND DIAMOND CHOKER
The front set with three cushion-cut sapphires, each within a rose-cut and old mine-cut diamond surround, spaced by old mine-cut diamond openwork links, to the black velvet choker band, mounted in silver and platinum, 28 ins., with French assay marks and maker's mark
Signed Cartier, Paris, no. C9699
With report CS 56969 dated 9 September 2013 from the American Gemological Laboratories stating that it is the opinion of the Laboratory that the origin of these sapphires would be classified as Ceylon (Sri Lanka). Clarity Enhancement: None.
With report 2155265013 dated 7 March 2013 from the Gemological Institute of America stating that these sapphires show no indications of heating