Description
If your Miyota caliber 0S21 based quartz watch conked out, you can try saving your watch and replacing the movement yourself. Find some of the tools you might need here.
Full specs of the Miyota caliber 0S21
Note: If you are looking for a replacement caliber OS20 try here
Recent Comments
The wonderfully underrated Festina Automatic Skeleton (20632/1) also uses this movement. It keeps time better…
17 is the grout number. ST1701 is the specific automatic calibre and ST1700 the manual…
Duzu Watches of Western Australia use this movement in their DW-D3 diver range
That is an interesting looking movement. Is the big screw in the middle a trimmer?
Hi CJDUDHF, thank you the comment. This caliber listing has been updated above. Also, more…
Found labeled TAG HEUER 2.00 in a 2000 Series
Glad it helped. Thank you for the comment :)