Seiko 4T57 Movement Details

Seiko caliber 4T57 is an analog quartz watch movement.
Search eBay for watches with this movement.

Battery:SR920SW / 371 (Silver oxide)
Accuracy:±20 seconds/month
Day / date?Date only
GMT / world time?No
Rate:32,768 Hz
Number of jewels:0
Size / diameter:28.8mm
Stem code: 351892 (tap 11)
Date wheel code: 878220 (black on white), 878221 (white on black)
Screw codes: 012079
PDF guides: Technical guide : 4T57A
Related movements: 4T53