Seiko 6102 Movement Details

Seiko caliber 6102 is a hand winding watch movement. Production started around 1968.
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Sub-brands: Skyliner
Day / date?Date only
GMT / world time?No
Chronograph?No
Rate:21,600 bph
Number of jewels:21
Size / diameter:27.0mm
Height:3.9mm
Stem code: 354615
Balance wheel code: 310611
Mainspring code: 401525
Date wheel code: 801615
Screw codes: 022150 (stud screw), 022269, 022271, 022351, 022380, 022461 (case screw), 022468, 022662, 022760, 022761 (dial screw)
Development division:Suwa (Nagano)
Notes:Effectively a hand-winding version of cal. 6105 and cal. 6106. The same as cal. 6100 but with date display.
Related movements: 6100 6105 6106

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