Hamilton Jazzmaster Open Heart Automatic 42 MM Blue Dial Watch H32705141 Tissot Case Back: Transparent case back

Case Back: Transparent case back with sapphire crystal

The watch face and multi-faceted hands and hour markers seem to change depending on the angle and amount of light

and temperature readings

The screw-lock case back

Lug‑to‑lug Open Case Measurement Modal: 29

Hamilton Jazzmaster Open Heart Automatic 42 MM Blue Dial Watch H32705141 Tissot Case Back: Transparent case backPerfectly balancing tradition and innovation, the Jazzmaster Open Heart offers a glimpse of its precision Swiss automatic movement in action. Using quality materials and featuring a range of dial and strap combinations, it's a collection that shows Hamilton at its best.