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Offering a glimpse of its powerful inner mechanics, the Jazzmaster Open Heart lets precision take center stage with a new 42mm dial. Featuring a stunning gradient colour effect in rich green, this timepiece reveals its subtle beauty and showcases Hamilton's ever-evolving craftsmanship and attention to detail. Bringing the H-10 automatic movement into the spotlight, with an 80 hour power reserve and Nivachron™ balance spring, the Jazzmaster Open Heart Auto is fitted with a timeless, smoky brown leather strap.JAZZMASTERStriking a perfect balance between tradition and sophistication, the Jazzmaster collection offers wearers the ideal timepiece for milestone moments, and beyond. SELF-WINDINGWrist movements cause the inner rotor to swing, transferring energy to the mainspring, and powering your timepiece. STAINLESS STEEL CASEA highly resistant alloy composed of steel and chromium. It can be worked to resemble a precious metal. It is nearly impervious to rust, tarnish, and corrosion. SAPPHIRE CRYSTALSynthetic sapphire crystal is a tough scratch-resistant material, only diamonds could leave a mark. NIVACHRON™ BALANCE SPRINGNivachron™ is an alloy used to produce balance spring to resist magnetic fields and improve accuracy. It reduces the effects of magnets, temperature, and shocks.H-10 CALIBERA three-hand automatic movement boasting a superior power reserve of 80 hours and featuring a Nivachron™ balance spring. WATER RESISTANCEYour timepiece is resistant up to 5 bar (50m) / 73 psi (164 ft).
Offering a glimpse of its powerful inner mechanics, the Jazzmaster Open Heart lets precision take center stage with a new 42mm dial. Featuring a stunning gradient colour effect in rich green, this timepiece reveals its subtle beauty and showcases Hamilton's ever-evolving craftsmanship and attention to detail. Bringing the H-10 automatic movement into the spotlight, with an 80 hour power reserve and Nivachron™ balance spring, the Jazzmaster Open Heart Auto is fitted with a timeless, smoky brown leather strap.JAZZMASTERStriking a perfect balance between tradition and sophistication, the Jazzmaster collection offers wearers the ideal timepiece for milestone moments, and beyond. SELF-WINDINGWrist movements cause the inner rotor to swing, transferring energy to the mainspring, and powering your timepiece. STAINLESS STEEL CASEA highly resistant alloy composed of steel and chromium. It can be worked to resemble a precious metal. It is nearly impervious to rust, tarnish, and corrosion. SAPPHIRE CRYSTALSynthetic sapphire crystal is a tough scratch-resistant material, only diamonds could leave a mark. NIVACHRON™ BALANCE SPRINGNivachron™ is an alloy used to produce balance spring to resist magnetic fields and improve accuracy. It reduces the effects of magnets, temperature, and shocks.H-10 CALIBERA three-hand automatic movement boasting a superior power reserve of 80 hours and featuring a Nivachron™ balance spring. WATER RESISTANCEYour timepiece is resistant up to 5 bar (50m) / 73 psi (164 ft).