Technically, the SSH187J1 is powered by Seiko’s Caliber 5X83, offering GPS time‑zone adjustment, a 1/20‑second chronograph, dual‑time functionality and a perpetual calendar accurate until February ...
Seiko is turning 145 years old this year, and the Japanese watchmaker has wasted no time in getting the party started. We’re just one week into 2026 and Seiko has already released five new watches.