细节
Longines. A fine 18K gold single button chronograph wristwatch with enamel dial
Signed Longines, Chronographe-Compteur, movement and case no. 2'973'238, circa 1915
Cal. 13.33Z mechanical jeweled movement, hinged gold cuvette, white enamel dial, black Arabic numerals, red calibrated tachymeter scales, outer black minute divisions, two recessed subsidiary dials for 30 minute register and constant seconds, single chronograph button operated through the crown, circular case, hinged back, case, dial and movement signed
35 mm. diam.