Breitling, a gentleman's stainless steel Navitimer chronograph wristwatch, 1970's,

細節
Breitling, a gentleman's stainless steel Navitimer chronograph wristwatch, 1970's,
black dial with luminous baton markers, outer timing scales, calibrated revolving bezel, subsidiary constant seconds, minute and hour recording dials, 17-jewel movement with mono-metallic balance, case with screw back, dial, movement and case signed, diameter 47mm.
See Colour Illustration (Plate 5)