Vintage Omega Seamaster 600 Manual Wind 136.011 - 34,5mm - 1964

This vintage 1964 Omega Seamaster 600 houses the manual-wind caliber 611 with date at 3 o’clock. The movement was serviced in October 2025 and currently runs and functions excellently. The watch features a 34,5mm case and a clean white sunburst dial in remarkable condition. It remains fully original aside from a freshly replaced grade 3 calf leather strap with a crocodile grain motif and light glossy finish.

Overall, this piece is in beautiful condition, suitable as a refined daily wearer or as a dress watch within a collection.

 Year of production: 1964

 Serial number: 21.707.053

 Model number: 136.011

 Case dimensions.

  - Width excluding crown: 34,5mm

  - Width including crown: 36mm

  - Lug to lug: 40mm

  - Thickness: 9,8mm

 Lugs width: 18mm

 Strap: A grade III brown calf leather strap with crocodile grain. (Fits a 12 to 20cm wrist)

Total head-only weight: 29,3g

 Country of origin: Switzerland 

 Movement: Cal. 611 Manual Wind

 Service information: Movement serviced in October 2025. Runs and functions great. (~+2s/d, ~280amp, ~0.1ms b/e)

Internal code: BTW 1164