This is one of the most admirable two-tone case Omega Seamaster 600 timepieces, and it's an uncommon version as well as the case is ROSE gold instead of yellow gold-tone. The case model is 135.011.  The rose gold plated over solid stainless steel original case is in excellent unpolished condition. Case measures 34.7mm across, excluding the crown by 40mm lug tip to lug tip. Brand new acrylic crystal. Brand new case back gasket. Original signed crown. The factory original dial is in superb condition. Professionally serviced calibre 601 manual wind movement working solid and accurate and has a movement serial number 23228546, which dates this timepiece to 1966. This watch will come with a brand new 18mm high-quality genuine leather strap. The wrist size in the photo is 6 inches.


  • Circa: 1966

    Model: Seamaster 600

    Caliber: 601

    Movement serial #: 23228546

    Jewel count: 17 jewels

    Movement type: Manual wind

    Case model:  135.011

    Case material: Gold plated over Solid stainless steel

    Case gasket: Flat-Ring rubber gasket 

    Crystal: Acrylic brand new crystal

    Crown: Signed

    Case Diameter excluding crown: 34.7mm

    Case length lug tip to lug tip: 40mm

    Dial: Factory original finish

    Hand type: Index (original)

    Strap material: genuine leather

    Strap width between lugs: 18mm

    Wrist size in photo: 6 inches