Ref. H32205890 · Chronograph
Hamilton · base ETA 2824-2
Hamilton's extended-reserve automatic, based on the ETA C07 (Powermatic 80) architecture, delivering an 80-hour power reserve at 21,600 vph. The H-10 designation is Hamilton's own and powers much of the modern Khaki Field and Jazzmaster range.
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Jazzmaster Open Heart Auto collection · 26 watches












12 colorways
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Hamilton on the secondhand market
Somewhere in +8.5% to +29.0%
28 matched watches
Chronographs as a group: +5.8% · 139 matched watches
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The community take
Owners and reviewers find the Hamilton Jazzmaster Open Heart Auto appealing for its dressy yet versatile design, with a striking gradient dial and intricately cut openings that showcase the H-10 automatic movement. The 36mm case offers a mix of high-polish and brushed finishes, and the partial open dial is appreciated for not obscuring time-telling. The movement, a variant of the Powermatic 80, features a Nivachron balance spring and an 80-hour power reserve. Overall, owners and reviewers rate the Hamilton Jazzmaster Open Heart Auto highly for its appealing design and accessible automatic movement.
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