Diver 300 Heritage AL-525S4H6

The Seastrong Heritage model is inspired by the 1960’s professional diver design, a beautiful re-issue of this historic model. This timepiece features an automatic movement with a 60-minute internal rotating bezel. It also has a textured rubber strap, vintage white and black dial, screw down crown and an engraved caseback to protect the movement from everyday elements. The Heritage model comes in a special wooden box with history plaque.

Source: Alpina website, last updated Mar 2026