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Omega Seamaster 105.005-65 321 steel chronograph watch
Omega 105.005-65 crown and pushers
Omega caliber 321
Omega waterproof vintage chronograph watch
omega fab suisse swiss made acier inoxydable
Omega Seamaster 105.005-65 steel 321 chronograph watch

Omega Seamaster Caliber 321 Vintage Chronograph

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Circa 1966 vintage Omega Seamaster chronograph with round pushers, original dial and high grade Omega 321 manual wind movement, the same as used in the famous Speedmaster moon watch.   Signed Omega 5 times on the dial, case, movement, crystal and winding crown.


  • Head diameter excluding the winding crown: 35.25mm
  • Top to Bottom: 42mm 
  • Lug Spacing for Strap: 18mm

Case: Reference 105.005-65 stainless steel screw-back case with round pushers, original Omega signed winding crown and original Omega signed crystal.

Dial Detail:  Original and not modified - silver with applied silver hour markers and matching silver hands.  Omega logo at 12:00.  Three sunken registers, including constant seconds at 9:00, 30 minute recorder at 3:00 and 12 hour recorder at 6:00.  Perimeter tachymetre track.  Nicely aged tritium lume on dial and original hands.   

Movement:  Omega 321.  Engraved with the Omega OXG Swiss Import Code.

Condition:  Serviced and ready to wear

Strap:  Leather