細節
Longines. A fine 18K gold single button chronograph wristwatch with enamel dial
Signed Longines, Retailed by Eberhard Milan, No. 5121252, manufactured in 1931
Cal. 15''' mechanical jewelled movement, engraved cuvette, white enamel dial, black Arabic numerals, outer red tachometer scale, two subsidiary dials for constant seconds and 30 minute register, circular case, hinged back, chronograph button in the band, case, cuvette, dial and movement signed by maker, dial further signed by the retailer
40 mm. diam.