Daini Seikosha

Now called Seiko Instruments Incorporated (SII). Manufactures Seiko's mechanical movements, and some quartz movements for supply to third parties, e.g. through Time Module International (TMI).

Type 100

Type 93

9011 pocket watch - Railway pocket watches

Seiko Unique

First Seiko Automatic 11A?

Seiko Cronos, Cronos special finish, Cronos Self Dater, Cronos Special

Seiko Goldfeather (1960.02)

First King Seiko

89ST stop-watch

Second King Seiko 44KS

King Seiko Chronometer

King Seiko Calendar 4402A

Grand Seiko 44GS

1944B Chronometer

11A

Seikomatic-P/Presmatic, Calibre 51

Grand Seiko 19GS, 19GS V.F.A.

88ST stop-watch

King Seiko Hi-Beat 45KS

Lord Matic Special 52

King Seiko Automatic Special 52KS

Daini Seikosha also manufactured some movement designs designed by Suwa Seikosha:

Calibre 5717, 5740C.

603/6201, 6217A, 6220M, 6222

8306 - found in e.g. 8306-9059.

4006

61A, 6105B, 6106C, 6117B, 6119, 6139B, 6146A

5606

6309

35A

38QT