David Webb. A Tourmaline, Diamond, and Enamel Pendant/Brooch, 1960's. Photo Phillips.

Designed as a shield-shaped pendant, centering on a floral-carved heart-shaped pink tourmaline, to the circular-cut diamond plaque framed by a polished gold border and black enamel, mounted in 18K yellow gold and platinum, length 3 inches. Signed 'Webb' for David Webb. Estimate $15,000 - 20,000

Phillips. JEWELS NEW YORK 30 APRIL 2014 10AM - http://phillips.com/