MIYOTA 8215 MECHANICAL WATCH MOVEMENT AUTOMATIC WINDING

Miyota 8215 - Japanese 21 jewel movement with a unidirectional winding system (left rotation) with an accuracy of -20 to +40 seconds per day, and a power reserve of more than 40 hours. The diameter of the movement is 26 mm and the thickness is 5.67 mm. It beats at 21,600vibrations per hour.

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