Manufacturer Hattori aka Seiko Instruments Inc. (SII) aka Time Module (TMI) Caliber Number PC21J Type Quartz Lignes 6 3/4”’ x...
TMI
The SII/TMI/Epson/Hattori caliber VD85 (aka VD85A) quartz movement with 0 jewels. It is made in Japan and may be marketed...
There is a lot of confusion in the watch community about Seiko and Seiko-related watches and movements. Most of the...
No More Content
Recent Comments
Militado got this movement
Henry Archer Vesterhav. Mine is running at +2 sec/day. I do wish that the movement…
Step 1) Set the time correctly. Step 2) Wait 24 hours. Step 3) Compare the…
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