Seiko 2206 Movement Details

Seiko caliber 2206 is an automatic (with hand winding) watch movement.
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Sub-brands: Time Sonar
Day / date?Day + date
GMT / world time?No
Chronograph?No
Rate:28,800 bph
Number of jewels:17
Lift angle:48º
Size / diameter:17.2mm
Height:5.85mm
Stem code: 351223 (short), 351224, 372221 (movement side), 373250 (crown side)
Balance wheel code: 310221
Mainspring code: 201220
Screw codes: 012121 (stud screw), 012129, 012204, 012263, 012279, 012280, 012354, 012407 (case screw), 012422 (screw for oscillating weight), 012668, 012724 (dial screw), 012736, 012746, 012750, 012752
Development division:Daini (Kameido, Tokyo)
Notes:The same as cal. 2205 but with day display (as well as date).
PDF guides: Technical guide for 2206A
Related movements: 2202 2205

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