Hamilton Jazzmaster Open Heart Auto 40mm

The Hamilton Jazzmaster Open Heart Auto 40mm, reference H32675581, has a steel case 40 mm across and water resistant to 50 metres. The sunray-brushed silver dial combines smoky effects with an opening onto the movement beneath sapphire. Calibre H-10 is self-winding, with a Nivachron balance spring and an 80-hour power reserve. At 11.1 mm thick, the case has a see-through back and 20 mm lugs on a calfskin strap with a pin buckle.