Hamilton Jazzmaster Open Heart Auto

The Hamilton Jazzmaster Open Heart Auto, reference H32675560, has a 40 mm steel case with water resistance to 50 metres. Smoked green surrounds the dial's cut-outs, through which the mechanism is visible; central seconds sit beneath a sapphire crystal. Measuring 11.05 mm thick, the case has a see-through back and 20 mm lugs, on a leather strap with a pin buckle. The H-10 movement is self-winding and keeps an 80-hour power reserve with a Nivachron balance spring.