Pair of Art Deco Platinum, Diamond, Sapphire and Jade Pendant-Earclips. Photo courtesy Doyle New York

Topped by pierced diamond-set navette-shaped panels accented by a band of 6 rectangular-cut sapphires, joined by a delicate chain of alternating diamond-set navette-shaped links and collet-set diamonds, suspending 2 drop-shaped jades approximately 12.5 x 6.1 mm., capped by scalloped edge tops set with 4 single-cut diamonds, centering a slender band of 6 rectangular-cut sapphires, circa 1920. With fitted box signed Black, Starr & Frost. Jade: deep green, good color concentration, some mottling slightly visible to eye, very good luster, translucent. Sapphires: medium cornflower blue. Screwbacks. Length 2 1/16". The earrings are not signed Black, Starr & Frost. Estimate $4,000-6,000 - Sold for $16,250

Estate of Patricia Townsend Cross 

Doyle New York. Important Estate Jewelry. Wednesday, April 21, 2010 -http://www.doylenewyork.com/