Miyota 8N33

The Miyota 8N33 is a manual winding mechanical movement manufactured in Japan. It operates at 21,600 vibrations per hour with 17 jewels and delivers a 40-hour power reserve when fully wound through approximately 40 crown turns. The movement provides timekeeping accuracy rated at -20 to +40 seconds per day. Production has been discontinued, though it saw use in watches from brands such as Marloe and Aevig.