Here is a spectacular Omega Seamaster Automatic Calendar watch. This automatic calendar watch is the third generation of the "Seamaster Calendar" model, and it is the first Omega Seamaster model to carry a calendar disc for the 3 o'clock position. The 20 jewels movement is an Omega caliber 503 with a swan neck regulator. It has been fully serviced and running accurately. The movement serial number is 17092847, dating this watch to 1959. Factory original dial excellent condition. Original signed crown. Original signed crystal—brand new 18mm matching high-quality genuine leather strap. The gold capped over stainless steel original case measures 34.4mm, excluding the crown by 42.4mm lug tip to lug tip. Case model 2849-9 SC. The calendar feature is working accurately. This watch is in original unpolished condition. Rare jumbo size Seamaster emblem case back. The wrist size in the photo is 6 inches.
1959 OMEGA SEAMASTER CALENDAR
Circa: 1959
Model: Seamaster
Caliber: 503
Movement serial #: 17092847
Jewel count: 20 jewels
Movement Type: automatic wind
Case model: 2849-9 SC
Case material: Gold capped over stainless steel
Case gasket: O-Ring rubber gasket
Crystal: Original signed crystal
Crown: Signed
Case Diameter excluding crown: 34.4mm
Case length lug tip to lug tip: 42.4mm
Dial: Factory original finish
Hand type: Dauphine (original)
Strap material: genuine leather
Strap width between lugs: 18mm
Wrist size in photo: 6 inches