Omega Constellation Movement cal. 561
Images of the movement from an Omega Automatic Chronometer Officially Certified Constellation, circa 1964
The movement is signed Omega Watch Co Swiss, calibre 561, 21301259, Twenty-four 24 jewels, adjusted five (5) positions and temperature.
More watch photos at Tempus Suisse: http://tinyurl.com/63q3uuz
Images © Bip Mistry 2010