The Alpina Seastrong Diver 300 Heritage is the ultimate automatic dive watch, water resistant to 300M and measuring immersion time up to 60 minutes. The 42mm stainless steel case features a green sunray dial with luminous silver colored hands. The stainless steel caseback is engraved with Alpinas beloved Alps and a trident, and is anchored to a green rubber strap that is sand, sea salt- and corrosion-resistant. Equipped with the AL-520 automatic caliber with 38hr power reserve.