The Vintage Wrist Watch Company has dated this piece to the 1960s.
Gents Omega Constellation wrist watch, 1966.
The watch has an automatic movement, 24 jewel calibre 712, which is working nicely. The movement is fully signed and the serial number 23,658,606 dates it back to 1966. The calibre 712 was the thinnest automatic Omega had produced.

The watch measures 33mm diameter excluding the winding crown and the lugs. The case is stainless steel and it is in good condition with just general light surface marks. The screw-on case back, with an image of the Geneva Observatory, has a few light surface scratches. The inside of the case back has the Omega logo and the case reference 167.021 which is correct for the calibre 712.

Omega winding crown.
The lens is in good condition, it has the tiny clear Omega logo to the centre.
The signed dial is in its original finish. There is some marking between 12 and 3 although fairly light. Original hands and seconds sweep.
A new leather strap has been fitted.
The watch comes in a new presentation box.
UK POSTAGE ONLY
The Vintage Wrist Watch Company has dated this piece to the 1960s.
Specialists in antique and vintage wrist watches and pocket watches
You can view the stock and full dealer information on the The Vintage Wrist Watch Company Profile Page