A very nice first generation Omega Constellation Manhattan from the early 1980s (1984 according to the serial number). These early models are especially interesting for having the sapphire crystal act as a bezel held in place by the 4 side gold claws.
Two tone stainless steel and gold version with integrated bracelet
Reference 1980140 / 3980866
Champagne sunburst dial with applied gold numerals
Date
Signed crown
Observatory back
Gold omega logo still present on the bracelet clasp
The bracelet fits wrists up to about 18cm.
The case measures 34mm without crown, 37mm lug to lug, 5mm thick with a 17mm lug width.
It is powered by a quartz caliber Omega 1431 (amd/or 1430, both references appear on the movement). It runs and keeps time.
