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This is a genuine MIYOTA hour wheel by CITIZEN, made in Japan, designed for the GM00 quartz movement. By engaging with the minute wheel, it transmits power to the hour hand at a 12:1 reduction ratio to achieve 12-hour time display as a key component of the movement gear train. This product is brand new and original, not a generic replacement part.
Brand：MIYOTA (by CITIZEN)
Movement Caliber：GM00
Part Name：Hour Wheel
Origin：Made in Japan
Quality：Genuine original, brand new
Compatible Movement：MIYOTA GM00 quartz movement
Function：Drives the hour hand (with 12:1 reduction ratio from the minute wheel)
Movement Size：10½ ligne (23.30mm)
Material：Metal
1. Is this hour wheel an original CITIZEN/MIYOTA genuine part?
Yes. It is an original MIYOTA factory part, made in Japan, with MIYOTA branding on packaging or the part itself.
2. Which movements is this hour wheel compatible with?
This hour wheel is specifically designed for the MIYOTA GM00 quartz movement. The GM00 movement offers an accuracy of ±20 seconds per month and uses a 32,768Hz tuning fork type quartz crystal. Please verify your movement caliber is GM00 before installation.
3. What happens if the hour wheel is worn or damaged?
A damaged hour wheel can cause the hour hand to stop, run incorrectly, or jam, affecting the readability of time. Timely replacement is recommended upon detecting any abnormality.
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