Seiko 6246 Movement Details

Seiko caliber 6246 is a high grade automatic watch movement. Production was in the 1960s.
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Sub-brands:	Grand Seiko, Seikomatic
Day / date?	Day + date
GMT / world time?	No
Chronograph?	No
Rate:	19,800 bph
Number of jewels:	39
Size / diameter:	27.6mm
Height:	5.6mm
Development division:	Suwa (Nagano Prefecture, Japan)
Notes:	The 6245/6246 was the first Grand Seiko automatic movement. Some models using this movement were labelled as chronometers.
Related movements:	6216 6245

Part Codes

Stem code:	354720
Balance wheel code:	310470
Mainspring code:	401470
Date wheel code:	801470
Screw codes:	022150 (stud screw), 022250, 022251, 022252, 022253 (dial screw), 022254, 022258, 022266, 022351, 022458 (screw for oscillating weight), 022461 (case screw), 022462, 022463, 022659, 022663, 022679, 022750, 022752, 022776