Seiko 3303 Movement Details

Seiko caliber 3303 is an electronic watch movement. Production started around 1972 and production finished in 1974.
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Sub-brands: EL-330
Battery:SR44SW / 303 (Silver oxide)
Day / date?Day + date
GMT / world time?No
Rate:21,600 bph
Number of jewels:9
Size / diameter:28.0mm
Development division:Daini (Kameido, Tokyo, Japan)
Notes:Unlike later electronic watches, uses contacts rather than a transistor. The same as cal. 3302 but with day display (as well as date).
Related movements: 3302

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