Auction sale reference

Exceptional Ruby And Diamond Ring, HARRY WINSTON

Sold for CHF 7,198,500 at Christie's on May 15, 2019.

Lot description

EXCEPTIONAL RUBY AND DIAMOND RING, HARRY WINSTON Cushion-shaped ruby of 22.86 carats, half-moon diamonds, platinum, ring size 6 ½, maker's mark, signed Winston, blue Harry Winston case SSEF, 2019, report no. 106328: 22.867 carats, Burma (Myanmar), no indications of heating, Appendix letter, Premium book Gübelin, 2019, report no.19040010: 22.86 carats, Burma (Myanmar), no indications of heating, Appendix letter

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