6,900 CHF
H. R. Ekegren, Geneva, No. 84522, made by E. Koehn, for J. E Caldwell & Co. Philadelphia, circa 1916. Very fine 18 ct. gold, keyless pocket chronometer. Three body, massive, polished with inset hinge. Gold cuvette engraved with a dedication dated 1916. White enamel with Roman numerals and sunk subsidiary seconds.Blued steel Breguet hands. 18-, rhodium plated, 21 jewels in blue sapphire, counterpoised straight line lever escapement, brassinvar Guillaume balance, eight adjustments, blued steel balance spring with terminal curve and swan neck micrometric index. Signed on the dial, case and movement. In very good condition. Diam. 51 mm.
Auctioneer:
Antiquorum
Date:
1993-04-25