細節
Audemars Piguet. An 18K gold automatic chronograph wristwatch with date
Signed Audemars Piguet, Automatic, ref. 25644BA, movement no. 278'076, case no. C 26'390, manufactured in 1986
Cal. 2126 nickel-finished lever movement, 51 jewels, 21K gold rim to the rotor, silvered dial, applied gold baton numerals, outer tachymetre scale, three subsidiary dials for constant seconds, 30 minutes and 12 hours registers, magnified window for date, circular case, enlarged stepped bezel, snap on back, two round chronograph buttons in the band, 18K gold Audemars Piguet deployant clasp, case, dial and movement signed
40.5 mm. diam.