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Lot 8507
Sapphire and Diamond Ring
4 December 2005, 11:00 PST
Los AngelesUS$12,000 - US$15,000
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Sri Lanka
By Paolo Costagli
This lovely unheated cushion-shaped stone, weighing approximately 6.50 carats, exhibits a fine blue color characteristic of the region. Attractively mounted in a “by-pass” setting, the delicate platinum mount is set with a total of 22 brilliant-cut diamonds to the shoulders, maker’s mark for Paolo Costagli. Size 6.
By Paolo Costagli
This lovely unheated cushion-shaped stone, weighing approximately 6.50 carats, exhibits a fine blue color characteristic of the region. Attractively mounted in a “by-pass” setting, the delicate platinum mount is set with a total of 22 brilliant-cut diamonds to the shoulders, maker’s mark for Paolo Costagli. Size 6.
Footnotes
Accompanied by an AGTA certificate number 93022307 dated March 22, 2004 stating that the sapphire has no evidence of heat treatment.

