Seiko 1104 Movement Details

Seiko caliber 1104 is a hand winding watch movement.

Day / date?No
GMT / world time?No
Chronograph?No
Rate:21,600 bph
Number of jewels:17 or 21
Lift angle:50º
Size / diameter:15.55mm x 13.00mm
Height:4.3mm
Stem code: 351110, 372110 (movement side), 373250 (crown side)
Balance wheel code: 310110
Mainspring code: 401110, 401111
Screw codes: 012107 (dial screw), 012121 (stud screw), 012124, 012126, 012237, 012414, 012541, 012644, 012701, 012704
Development division:Daini (Kameido, Tokyo)
PDF guides: Technical guide for 1104A
Related movements: 11 1100

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