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细节
An early 20th century sapphire and diamond cluster ring
The cushion shaped sapphire, weighing 4.507 carats, to old single-cut diamond surround and line shoulders
Accompanied by report No. 5560 dated 25th February 2010 from the SSEF, Swiss Gemmological Institute, stating that the sapphire showed no indications of heating, origin Basaltic
The cushion shaped sapphire, weighing 4.507 carats, to old single-cut diamond surround and line shoulders
Accompanied by report No. 5560 dated 25th February 2010 from the SSEF, Swiss Gemmological Institute, stating that the sapphire showed no indications of heating, origin Basaltic