Hamilton Jazzmaster Open Heart Auto 42mm

The Hamilton Jazzmaster Open Heart Auto 42mm, reference H32705041, has a 42 mm steel case water resistant to 50 metres. Part of the mechanism is visible through the blue dial, which carries central seconds under a sapphire crystal. The case measures 11.44 mm thick and 50 mm from lug to lug, with a see-through back and 22 mm lugs on an ostrich leather strap with a folding clasp. Self-winding calibre H-10 stores an 80-hour power reserve.