Omega Speedmaster Mark III Chronograph Watch

Vintage Omega Professional 24-hour Chronograph Mark III, dating from the 1970s, features a sleek black dial and is powered by the automatic Caliber 1040 movement. It includes a date function at 3 o'clock, a tachymeter, and a screw-down crown. The watch measures 40mm in diameter and 13mm in height, with the model number 176.0002. It comes with a service box and was recently serviced by Omega on September 13, 2023 (SWTC-NJ VR-1566397).