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
Development division:	Daini (Kameido, Tokyo, Japan)
Notes:	The same as cal. 2205 but with day display (as well as date).
PDF guides:	Technical guide : 2206A
Related movements:	2202 2205

Part Codes

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