Here is an attractive and stunning diver's vintage Omega Seamaster 120 Automatic watch. This piece is all original and in fabulous original condition. The case is made of solid stainless steel with a rotating bezel and measures 36.7mm across, excluding the crown by 42.5mm lug tip to lug tip. A new case gasket. The case model is 166.027 and is in exceptional unpolished original condition. Case back Seamaster emblem is slightly faded—original signed crown. The original crystal signed crystal is in excellent condition. The factory original dial is stunning and finely patina. The fully serviced automatic wind movement is working accurately and has a quick set date feature. Rare black/white date disc. Omega caliber 563 with 17 jewels. Movement serial number is 27511061 dating this watch to 1968. It will come with a new 19mm matching high-grade handmade genuine leather strap. The wrist size in the photo is 6 inches. 


  • Circa: 1968

    Model: Seamaster 120

    Caliber: 563

    Movement serial #: 27511061

    Jewel count: 17 jewels

    Movement type: Automatic wind

    Case model: 166.027

    Case material: Solid stainless steel

    Case gasket: O-ring rubber gasket 

    Crystal: Original signed Acyrlic crystal

    Crown: Signed

    Case Diameter excluding crown: 36.7mm

    Case lenght lug tip to lug tip: 42.5mm

    Dial: Factory original finish

    Hand type: Fat index (original)

    Strap material: Handmade vintage style genuine leather

    Strap width inbetween lugs: 19mm

    Wrist size in photo: 6 inches