Lot 215. Diamond Necklace, Raymond Templier, circa 1950Estimate 75,000 — 100,000 USD. Unsold. Courtesy Sotheby's.

Of braided design, set with old European, single-cut and baguette diamonds, internal circumference 14½ inches, with French assay and maker's marks for Templier; circa 1950. 

Sotheby's. The Jeweler’s Eye: The Personal Collection of Fred Leighton New York, 18 Apr 2018, 02:00 PM