top of page

Here is a very attractive Omega Seamaster Automatic Calendar watch. The 20 jewels movement is an Omega caliber 503. It has been fully serviced and running accurately. Movement serial number is 16888835 dating this watch to 1958. Very rare and clean aged original dial with gold hour hands and hour markers. Original signed crown. Brand new crystal and new matching 18mm croco grain genuine leather strap. New case back gasket. The gold capped top over solid stainless steel original case measures 34.3mm excluding crown by 42mm lug tip to lug tip. Case model 2849 - 12 SC and is unpolished. Calendar feature working accurately. Definitely, not everyday will you come across this model in such great shape.  Wrist size in photo is 6 inches.


  • Circa: 1958

    Model: Seamaster Calendar

    Caliber: 503

    Movement serial #: 16888835

    Jewel count: 20 jewels

    Movement type: Automatic wind

    Case model: 2849-12 SC

    Case material: Gold capped over solid stainless steel

    Case gasket: O-ring rubber gasket 

    Crystal: Acyrlic New crystal

    Crown: Signed

    Case Diameter excluding crown: 34.3mm

    Case lenght lug tip to lug tip: 42mm

    Dial: Factory original finish

    Hand type: Dauphine (original)

    Strap material: Croco grain genuine leather

    Strap width inbetween lugs: 18mm

    Wrist size in photo: 6 inches

bottom of page