细节
Omega. A rare and attractive stainless steel single button chronograph wristwatch
Signed Omega, ref. CK 988, movement no. 9'381'294, case no. 9'016'606, manufactured in 1938
Cal. 33.3 CHRO gilt-finished lever movement, 17 jewels, bimetallic compensation balance, silvered dial, Arabic numerals, outer five minute divisions and blue tachymetre scale, two subsidiary dials for constant seconds and 30 minutes register, large circular case, flat bezel, snap on back, chronograph buttons in the band and in the crown, case, dial and movement signed
37 mm. diam.