細節
Girard-Perregaux, a gentleman's gold automatic calendar wristwatch, Model: Gyromatic, circa 1965,
silvered dial with gilt baton markers, date aperture at 3, sweep centre seconds, 39-jewel self-winding movement, circular case, 34mm.
silvered dial with gilt baton markers, date aperture at 3, sweep centre seconds, 39-jewel self-winding movement, circular case, 34mm.