Hamilton Jazzmaster Open Heart Auto

The Hamilton Jazzmaster Open Heart Auto, reference H32215141, has a steel case measuring 36 mm across and 10 mm thick. A sapphire crystal covers the blue dial, where a cut-out exposes the automatic movement. The case spans 42 mm from lug to lug, with 18 mm lugs and water resistance to 50 metres. Calibre H-10 is self-winding and keeps an 80-hour power reserve.