OMEGA, Speedmaster Mark II, chronograph

Case size: 41,5 mm
Material: steel
Movement: manual, caliber 861
Year: circa 1970
Crystal: mineral crystal
Bracelet: perlon strap
Reference number: ST 145.014
Serial number: 29.635.593
Case number: 145.014

Please keep in mind that an overhaul might be needed, since no service history is available.