8 mai 2018
Impressive diamond tiara, circa 1830
Lot 376. Impressive diamond tiara, circa 1830. Estimate 140,000 — 180,000 CHF. © Sotheby's 2018. Of foliate scroll design, collet-set with cushion-, pear-shaped, circular- and single-cut diamonds, inner circumference approximately 290mm, French assay...