Ventura Open Heart Auto
- Reference
- H24515732
- Strap Ref.
- H600.245.107
- Strap Material
- Black Leather
- Caliber
- H-10
- Automatic
- 34.7 x 53.5 mm
- 11.5 mm
- 5 bar / (50m)
- Stainless Steel
- 21 mm
The original Ventura, launched in 1957, made watchmaking history as the world's first electrical, battery powered watch. Creating an automatic version of a watch famed for its battery powered movement is a bold move, and one that's typical of Hamilton.This model offers a glimpse of the movement inside.