MIYOTA 8205 MECHANICAL WATCH MOVEMENT AUTOMATIC WINDING

Miyota 8205 - 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. The difference between 8215 & 8205 is 8215 is day only & 8205 has day & date