The 1969 Omega Seamaster 166.003 represents a pinnacle of horological craftsmanship from the golden era of Swiss watchmaking. This vintage timepiece features a striking platinum-coloured dial paired with a premium black leather strap, delivering understated sophistication. At its heart lies the renowned automatic 565 movement, engineered for exceptional accuracy and reliability. The distinctive Sea Monster caseback—a hallmark of this model—provides both functional durability and visual character. An exemplary choice for discerning collectors seeking authentic vintage appeal with proven mechanical performance.

• Manufacturer: Omega
• Country of origin: Switzerland
• Serial no.: 2955XXXX
• Year built: 1969
• Model: Seamaster 166.003
• 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: Good condition no scratches to the crystal, No major markings to the case, caseback has some pitting.
• Dimensions: 35mm diameter (excluding crowns), 37mm including crown.
• Dial: Platinum colour with black silver hour markers.
• Hands: Black and Silver with Silver sweeping seconds hand.
• Movement type: High grade, Cal. 565, automatic, shock resistant.
• Movement markings: Omega Watch Co. Swiss. 2955****, Cal 565, Omega Logo
• Band: Premium Black Leather Strap
• Serviced: Yes, cleaned and oiled.

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.