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Hamilton Jazzmaster Open Heart Auto 42mm

Hamilton Jazzmaster Open Heart Auto 42mm

AutomaticSteel

Ref. H32705560

Collection: JazzmasterCase size: 42mmMovement: H-10

The Hamilton Jazzmaster Open Heart Auto 42mm, reference H32705560, has a 42 mm steel case with water resistance to 50 metres. Under sapphire, the green gradient dial exposes the mechanism and displays central seconds. Its 11.44 mm-thick case has a see-through back and spans 50 mm from lug to lug, with 22 mm lugs on a calfskin strap fastened by a pin buckle. A Nivachron balance spring and an 80-hour power reserve are part of self-winding calibre H-10.

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Last updated 23 Oct 2026Suggest a correction

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