Lot 374. Attractive and rare ruby, onyx and diamond bracelet, Lacloche, circa 1925.   Estimate 310,000 — 510,000 CHF. Photo: Sotheby's

Of open work design, decorated with rose motifs set with cabochon rubies and onyx, and millegrain-set with circular-, single-cut and rose diamonds, length approximately 180mm, signed Lacloche, French assay mark.

Accompanied by a photocopy of the original drawing, stamped Anc. Etabts LACLOCHE and dated 27 Oct. 1925.

Note: By family tradition, this bracelet was purchased at the Exposition internationale des arts décoratifs et industriels modernes in Paris in 1925 by the grandfather of the present owner. 

Sotheby's. Magnificent Jewels and Noble Jewels, Session 3, Geneva, 16 May 2017, 07:00 PM