A tourmaline and diamond dress ring

Of abstract design, set with various shapes of cabochon green and pink tourmaline, each within a collet setting and highlighted with brilliant-cut diamonds, ring size O½. Estimate: £800 - 900

Bonhams. Jewellery, 14 Jan 2009 Knightsbridge. www.bonhams.com Copyright © 2002-2009 Bonhams 1793 Ltd., Images and Text All Rights Reserved