Hamilton Jazzmaster Open Heart Auto

The Hamilton Jazzmaster Open Heart Auto, reference H32565595, runs on self-winding calibre H-10 in a 40 mm steel case. The movement retains an 80-hour power reserve. A see-through back is set into the 10.8 mm-thick case, water resistant to 50 metres and on a calfskin strap with 20 mm lugs and a pin buckle. Under sapphire, the brown dial carries central seconds beside an opening that reveals the movement.