Seiko H448 Movement Details

Seiko caliber H448 is an analog + digital ("ana-digi") watch movement. Production was in the 1980s.
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Battery:	SR927W / 395 (Silver oxide)
Accuracy:	±10 seconds/month
Day / date?	Day + date
GMT / world time?	No
Chronograph?	Yes
Alarm?	Yes
Rate:	32,768 Hz
Number of jewels:	2
Size / diameter:	24.3mm x 23.0mm
Height:	2.7mm
Development division:	Daini (Kameido, Tokyo)
Notes:	Has an alarm and a battery life indicator function where the digits in the display start flashing when the battery is running low.
PDF guides:	Technical guide : H448A
Related movements:	H449

Part Codes

Stem code:	351307
Screw codes:	012188, 012189