Longines Gold Chronographe Rattrapante.Longines, Chronographe Rattrapante, No. 2633125. Made circa 1915..Very fine, 18K gold, keyless pocket watch with split-seconds chronograph and instantaneous 30-minute register.
C. Four-body, demi-bassine, polished, split-seconds gold push-button on the band at 11 o’clock, co-axial.button in the crown for start/stop and return-to-zero of the chronograph. Hinged gold cuvette engraved with.the Grand-Prix prize medals..D. White enamel with bold painted dauphine numerals, outer minute track, outermost fifths of a second.chronograph divisions, red painted Arabic five seconds numerals, subsidiary seconds dial and 30-minute.register with red numerals. Gold spade hands..M. Cal. 19.73N, 19’’’, frosted gilt, 21 jewels, straight line lever escapement, monometallic balance, selfcompensating.Breguet balance spring, cam micrometer regulator, visible split-seconds mechanism..Dial, case, cuvette and movement signed. Diam. 52 mm.