Let precision take center stage with the 40mm Jazzmaster Open Heart and its white cut-out dial, revealing the subtle beauty of this timepiece's inner mechanics. Bringing the H-10-S automatic movement into the spotlight, with an 80 hour power reserve and Nivachron™ balance spring, the Jazzmaster Open Heart is fitted with an intricate stainless steel bracelet, showcasing Hamilton's ever-evolving craftsmanship and attention to detail.
Specifications
- Collection
- Jazzmaster
- Movement
- Automatic
- Case Material
- Stainless steel
- Case Shape
- Round
- Case Dimensions
- 40
- Case Thickness
- 11.05
- Case Glass
- Sapphire
- Dial Colour
- Silver
- Water Resistance
- Your timepiece is resistant up to 5 bar (50m) / 73 psi (164 ft).



