细节
Longines. An attractive stainless steel chronograph wristwatch
Signed Longines, Ref. 21'521, movement no. 6'433'779, case no. 115, manufactured in 1943
Cal. 13 ZN nickel-finished lever movement, 17 jewels, the silvered matte dial with luminous Arabic numerals, luminous blued steel baton hands, outer five minute divisions, two engine-turned subsidiary dials indicating constant seconds and 30 minutes register, in circular case with flat stepped bezel, snap on back, downturned lugs, two round chronograph buttons in the band, case, dial and movement signed
35 mm. diam.