Diamond necklace, circa 1915 - Sotheby's.
Of open work Greek key pattern, millegrain-set with circular- and single-cut diamonds, length approximately 400mm. Estimate: 8,000 - 12,000 CHF - LOT SOLD. 31,250 CHF
Sotheby's Magnificent Jewels Geneva | 14 Nov 2012 www.sothebys.com