Omega. A stainless steel manual wind chronograph bracelet watch
Model: Speedmaster ProfessionalReference: 145.012-67 SPDate: Circa 1967Movement: 17-jewel Cal.321 manual wind, column wheel chronograph, No.26542983Dial: Black with applied Omega logo, luminous baton hour markers, white outer 1/5th second divisions, subsidiary dials at 3, 6 and 9 for seconds, 30 minute and 12 hour recording, white pointed baton hands with luminous inserts, centre chronograph handCase: Brushed and polished tonneau form, screw down back, inner cap, signed crown flanked by twin pushers, black tachymetre insert to bezel with dot above 90, curved lugsStrap/Bracelet: Brushed and polished Omega 1171/1 linkBuckle/Clasp: Signed folding claspSigned: Case, dial & movement Size: 42mm