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This is a genuine Hattori VX3J circuit block electronic module, made in Japan, designed for the VX3J multi-function quartz movement. It serves as the core control component, generating precise quartz frequency signals to drive the stepper motor for hour, minute, and second hand timekeeping, along with date at 3H, 24-hour at 6H, and day at 9H complications. This product is brand new and original, intended for servicing and repair of VX3J/VX3Je/VX3JA movements.
Brand：Hattori (by Seiko Time Corp./S. Epson)
Compatible Movement：VX3J / VX3Je / VX3JA quartz caliber
Part Name：Circuit Block Electronic Module
Origin：Made in Japan
Quality：Genuine original, brand new
Function：Generates and processes time signals, drives stepper motor
1. Is this circuit module an original Hattori genuine part?
Yes. It is an original Hattori factory part, made in Japan.
2. Which movements is this circuit module compatible with?
It fits Hattori VX3J/VX3Je/VX3JA quartz movements (10½ ligne, 23.30mm). This is a 3-hand multi-function movement featuring date at 3H, 24-hour at 6H, and day at 9H. Suitable for the 1-jewel version.
3. What happens if the circuit module is damaged?
The circuit module is the core control component of the movement, generating the precise quartz oscillation signal and driving the motor. Damage can cause stoppage or inaccurate timekeeping, and the multi-function display may also malfunction. The VX3J offers accuracy of ±20 seconds/month—circuit failure directly impacts performance. Timely replacement is recommended.
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