Important Collectors’ Wristwatches, P...

Geneva, Mandarin Oriental Hotel Du Rhône, May 13, 2007

LOT 186

?8-Day Lever Deck Chronometer? Longines ?Chronometre?, No. 4806728. Made circa 1920. Very fine, 8-day-going keyless deck lever chronometer with power reserve indication.

C. Brass bowl with threaded glazed bezel, weighted back, gimballed in a two-tier mahogany box, gimbal ring lock at the side. D. Matte silvered, champlevé upright Paris numerals, outer minute track, subsidiary seconds dial at 6 o'clock, power reserve indicator below 12 o'clock. Blued steel "Spade" hands. M. 52 mm. (23???), frosted gilt, halfplate, five-wheel train, 19 jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, patented micrometric ?cam? type regulator. Dial, movement and box signed. Dim. 15.5 x 15.5 x 11 cm