Seiko 7018 Movement Details

Thumbnail image of Seiko movement 7018A. Seiko caliber 7018 is an automatic watch movement. Production started around 1971.
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Day / date?Day + date
GMT / world time?No
Rate:21,600 bph
Number of jewels:23
Lift angle:53º
Size / diameter:27.0mm
Development division:Daini (Kameido, Tokyo, Japan)
Notes:Similar to 7016 but without a chronograph hour hand. It's a flyback chronograph, meaning the counting hand can be reset to zero while still running.
PDF guides: Technical guide : 7018A
Related movements: 7016 7017

Part Codes

Stem code: 354020, 354022 (short, tap 10), 354031
Balance wheel code: 310020
Mainspring code: 201046


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