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Important Watches & Jewelry

New York, Dec 08, 2016

LOT 86

BLACK STARR & FROST LAPEL WATCH PLATINUM DIAMOND SAPPHIRE Black, Starr & Frost, Made for Black, Starr & Frost by Ed. Koehn, Genève, Switzerland circa 1910. Very Fine and unusual, platinum, sapphire and diamond-set, keyless, lapel watch with articulated integral diamond and ruby-set brooch.

Two-body, solid, polished, hinged case back, bezel pave- set with rows of diamonds and rubies, the corners set with 4 pear-shaped diamonds. Matte silver with painted Arabic numerals, outer minute track. Blued steel spade hands. Cal. 5''' tonneau, rhodium-plated, 16 jewels, straight- line lever escapement, cut bimetallic compensation balance adjusted to 7 positions, blued steel flat balance spring.

USD 4,500 - 6,500

HKD 35,000 - 50,000 / CHF 4,500 - 6,500


Case signed Black, Starr & Frost, movement signed Ed. Koehn, Geneva, Switzerland. DIM. 14 x 25 mm. THICKNESS 6 mm.