Seiko 5245 Movement Details

Seiko caliber 5245 is a high grade automatic (with hand winding) watch movement. Production started around 1971.
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Sub-brands:	King Seiko
Day / date?	Date only
GMT / world time?	No
Chronograph?	No
Hacking?	Yes
Rate:	28,800 bph
Number of jewels:	25
Lift angle:	52º
Size / diameter:	25.6mm
Height:	3.95mm
Development division:	Daini (Kameido, Tokyo, Japan)
Notes:	Chronometer. The same as cal. 5246 but without day display (date only).
PDF guides:	Technical guide : 5245A
Related movements:	5206 5246

Part Codes

Stem code:	354026
Balance wheel code:	310031
Mainspring code:	201053
Date wheel code:	801021
Screw codes:	012121 (stud screw), 012284, 012285, 012354, 012513 (ratchet wheel screw), 012672, 012673, 012677, 012679, 012726 (case screw), 012744, 012754