Seiko’s first hardcore dive watch that would later be nicknamed the “Tuna,” due to its can-like case shape, was introduced in 1975, and the first 1000m water-resistant version came out in 1986. Now, ...

Welcome to Watches You Should Know, a biweekly column highlighting important or little-known watches with interesting backstories and unexpected influence. This week: the Seiko “Tuna.” The work of an ...