A sapphire and diamond ring

centering an oval-shaped sapphire, weighing 5.21 carats, with delicate openwork diamond three-stone shoulders; mounted in platinum; size 6. Estimate: $7,000 - 9,000

Footnote: Accompanied by GRS report #GRS2005-030242T, dated March 17, 2005, stating: natural sapphire, no indications of heat treatment.

Bonhams. Fine Jewelry, 20 Apr 2009. New York, San Francisco and Los Angeles www.bonhams.com (Copyright © 2002-2009 Bonhams 1793 Ltd., Images and Text All Rights Reserved)