Miyota 8204

The Miyota 8204 is a 21-jewel automatic movement introduced in 1977, manufactured in Japan. It provides a 42-hour power reserve and features hacking seconds and Parashock shock protection. Part of the 8200 family, it maintains an accuracy of -20 to +40 seconds per day. The 8204 is exclusive to Citizen watches and remains in production, found in models such as the Citizen Promaster Fugu.