Genuine Japan Miyota 8285 Automatic Mechanical Movement Mod Day-Date Watch Mechanism with Week at 12:00/Date at 3:00 O'clock 21 Jewels

The Miyota 8285 is a reliable Japanese automatic mechanical movement known for its slim profile, stable performance, and practical GMT-style 24-hour sub-dial. Designed for everyday wear, it features automatic winding with manual winding support, offering smooth operation and dependable accuracy. With a 21,600 vibrations-per-hour beat rate, the 8285 delivers efficient power transmission and long-term durability. Its compact architecture makes it ideal for modern sports and dress watches, while Miyota’s proven manufacturing standards ensure consistency, low maintenance, and excellent value for mechanical watch enthusiasts.

Movement Specifications
Caliber: Miyota 8285
Type: Automatic mechanical
Functions: Hours, minutes, seconds, 24-hour sub-dial
Jewels: 21 jewels
Beat Rate: 21,600 vph (3Hz)
Power Reserve: Approx. 42 hours
Winding: Automatic & manual winding
Hacking: Yes
Origin: Japan