Greetings, Up for sale is a cool vintage OMEGA Constellation Automatic watch, ref 155.0021, ca. 1970s; tank-style with black spider-dial and integrated bracelet. The watch sets/winds/runs and keeps time (accuracy not measured, nor guaranteed.) Service history is unknown, so like always, service is recommended. A good read on the reference can be found here: https://stories.omegaforums.net/constellation-2000-355-0814-155-0021-ultra-thin-tank/ **Pictures**: [https://imgur.com/a/YI6NfIW](https://imgur.com/a/YI6NfIW) **Timestamp**: [https://imgur.com/a/eLXFrCH](https://imgur.com/a/eLXFrCH) **Info:** * Case: rectangular/tank, stainless steel, signed crown; 27mm w/o crown * Case-back: screw-held stainless steel with the gold observatory mediallion * Dial: black dial with printed stick indexes; cracked-enamel aka spider-dial * 2-hand analog display * Movement: Omega automatic Swiss movement (likely cal 711). Service history unknown. * Band: integrated signed bracelet - fits up to 7" (see picture album) Price: asking $650 obo with US domestic shipping included \[PayPal F+F preferred, Venmo accepted\]. For international shipping, please PM me to discuss proper carrier/shipment methods. Buyer responsible for duty/import/other charge.