Ruby and diamond jabot pin, Cartier, early 20th century. Estimate 49,000 — 73,000 CHF. Photo: Sotheby's.
Millegrain-set with circular- and single-cut diamonds, highlighted with a pear-shaped and oval rubies, signed Cartier, numbered.
Accompanied by a gemmological report.
Sotheby's. Magnificent Jewels and Noble Jewels, Genève, 11 nov. 2015, 10:00 AM