The 1971 Omega Seamaster Cosmic 2000 166.128 represents a significant chapter in horological history. This vintage timepiece showcases a commanding 38mm stainless steel case crowned with the legendary Sea Monster caseback—a design hallmark that defined an era. The automatic calibre 1012 movement delivers dependable precision, whilst the striking midnight blue dial exudes understated elegance. Complemented by a premium blue leather strap, this collector's piece seamlessly bridges vintage authenticity with refined sophistication, making it an essential acquisition for serious watch aficionados.

• Manufacturer: Omega
• Country of origin: Switzerland
• Serial no.: 3378XXXX
• Year built: 1971
• Model: Seamaster Cosmic 2000 166.128
• Functions: Hours, Minutes, Sweep Seconds and Date
• Case material: Stainless Steel
• Case markings (outside): Sea Monster Logo
• Case markings (inside): Omega Watch Co | Swiss Made.
• Case condition: Excellent condition no scratches to the crystal, no markings to the case.
• Dimensions: 38mm diameter (excluding crowns), 40mm including crown.
• Dial: Midnight blue with silver and white hour markers.
• Hands: Silver, white and black with silver sweeping seconds hand.
• Movement type: High grade, Cal. 1012, automatic, shock resistant.
• Movement markings: Omega Watch Co. Swiss. 3378XXXX, Cal 1012, Omega Logo
• Band: Premium Blue Leather Strap
• Serviced: Yes, cleaned and oiled

 THIS WATCH ALSO COMES WITH OMEGA TRAVEL CASE

Things to consider:

The watches we sell are all either Manual or Automatic movements. Knowing this is an important aspect of your purchase, as the movement type defines how the watch will run. Check out the above description to confirm the movement type, then head to the "So What Now?" section of our site for further information on movements; advice on looking after your vintage watch; and answers to some more frequently asked questions!

Due to the nature of vintage timepieces, their age means that 100% waterproofing cannot be guaranteed. 

For any information regarding shipping and/or returns please see our Refund Policy and Shipping Policy.