Vintage Omega Subsecond Caliber 23.4 - 27,5mm - 1935

This vintage Omega sub-second, produced in 1935, showcases remarkable preservation for its age. It houses the caliber 23.4 manual wind movement with a small seconds sub-dial at six o’clock, fully serviced in September 2025 and running flawlessly. The dial displays heavy patina, adding strong character, while the 27,5 mm case remains in great condition despite decades of wear. Originally made for men, its modest size emphasizes that vintage charm. Paired with a simple black calf leather strap, the focus stays on the watch itself. Overall, this piece is in great condition, making it both a desirable collector’s item and a striking eye-catcher in the vintage watch world.

 Year of production: 1935

 Serial number: 8.443.962

 Model name: 23.4

 Case dimensions.

  - Width excluding crown: 27,5mm

  - Width including crown: 29mm

  - Lug to lug: 33,5mm

  - Thickness: 8,7mm

 Lugs width: 14mm

 Strap: A black calf leather strap from “Bambi”. (Fits a 10 to 18cm wrist)

Total head-only weight: 20,0g

 Country of origin: Switzerland 

 Movement: Cal. 23.4 Manual Wind

 Service information: Movement serviced in September 2025. Runs and functions perfectly. (~+/-0s/d, ~332amp, ~0.0ms b/e)

Internal code: BTW 1136