Upgrade or restore your mechanical watch with the Seagull Original ST2130 Automatic Movement. This self-winding mechanical watch movement features a practical day and date calendar, 28 jewels, a 28,800 frequency, and approximately 42 hours of power reserve. With a compact round design measuring about 25.6mm in assembly diameter and 26mm maximum diameter, it is a useful choice for watchmakers, repair projects, DIY enthusiasts, and custom mechanical watch builds.
