Details
Omega, a gentleman's stainless steel Speedmaster Professional Mark IV automatic calendar chronograph wristwatch, circa 1980,
signed black dial with luminous baton and Arabic five minute markers, date aperture, subsidiary constant seconds and combined 24-hour dial, hour recording dial, sweep seconds and minute recording hands, outer tachymetric scale, self-winding movement, large brushed steel case with screw back, stainless steel Omega bracelet with deployant clasp, 41mm.
signed black dial with luminous baton and Arabic five minute markers, date aperture, subsidiary constant seconds and combined 24-hour dial, hour recording dial, sweep seconds and minute recording hands, outer tachymetric scale, self-winding movement, large brushed steel case with screw back, stainless steel Omega bracelet with deployant clasp, 41mm.