細節
Longines. A fine and large 14K gold single button split seconds chronograph wristwatch with enamel dial
Signed Longines, No. 1804957, circa 1920
Cal. L 18.89 nickel-finished lever movement, 17 jewels, bimetallic compensation balance, hinged gold cuvette, the white enamel dial with Arabic numerals, two subsidiary dials indicating constant seconds and 30 minutes register, in large circular case with flexible lugs, hinged back, split seconds chronograph mechanism operated through one button in the crown and one button in the band, case, cuvette, dial and movement signed and numbered
48 mm. diam.