Offering a glimpse of its powerful inner mechanics, the Jazzmaster Open Heart lets precision take center stage with a new 42mm dial. Featuring a captivating midnight blue dial that sparkles, this showstopping timepiece fuses the modernity of urban architechture with the infinity of the cosmos. Showcasing Hamilton’s ever-evolving craftsmanship and attention to detail, the dial brings the H-10 automatic movement into the spotlight. With its 80 hour power reserve and Nivachron™ balance spring, the Jazzmaster Open Heart Auto is fitted with an intricate stainless steel bracelet.Discover our collection of dress watches.
- Caliber H-10
- Collection Jazzmaster
- Movement Automatic
- Case size 42mm
- Thickness (mm) 11.44
- Dial color Blue_aventurine
- Case material Stainless steel
- Crystal Sapphire
- Lug width 22mm
- Power reserve 80 hour
- Status status_current_collection
- Water Resistance 5 bar (50m)/73 psi (164ft)
- Anti Reflection Yes
- Open Case Back Yes
- Nivachron Yes
- Strap reference H6054251011
- Strap type Stainless steel
- Buckle type Folding clasp
- Buckle width 20mm
H-10
A three-hand movement with or without a date function and boasting a superior power reserve of 80 hours, the H-10 appears with intricate contrasting snail and pearled patterns for the American Classic models it drives and streamlined surfaces for the pilots’ watches.

















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