Hamilton Jazzmaster Open Heart Auto

The Hamilton Jazzmaster Open Heart Auto, reference H32675170, has a 40 mm steel case water resistant to 50 metres. A smoky bordeaux dial exposes the mechanism through cut-outs and carries central seconds beneath a sapphire crystal. Measuring 11.05 mm thick, the case has a see-through back and 20 mm lugs on a steel bracelet with a folding clasp. Self-winding calibre H-10 has an 80-hour power reserve and a Nivachron balance spring.