Pair of Platinum, Diamond and Natural Pearl Pendant-Earrings, France. Photo Doyle New York

Topped by 2 old-mine cut diamonds, joined by 34 collet-set old-mine and single-cut diamonds, suspending 2 pearls approximately 11.0 x 9.0 x 7.6 mm. and 11.0 x 9.0 x 8.6 mm., with rose-cut diamond-set caps, with French assay marks, circa 1910. Estimate $15,000-20,000

Doyle New York. Important Jewelry. Monday, April 15, 2013 http://www.doylenewyork.com