MIYOTA/CITIZEN 9100 Second Wheel 9H

Product Description

This is a genuine MIYOTA 9H second wheel, made in Japan, designed for the 9100 automatic mechanical movement. It serves as the drive component for the day display at 9 o’clock, ensuring proper calendar function. This product is brand new and original, not a generic replacement part.

Specifications

• Brand：MIYOTA (by CITIZEN)

• Compatible Movement：9100 / 9132 automatic mechanical movements 

• Part Name：9H Second Wheel (day display drive)

• Origin：Made in Japan

• Quality：Genuine original, brand new

• Function：Drives the day hand at 9 o’clock 

• Movement Diameter：30.2mm (13½ ligne) 

• Movement Height：5.52mm 

• Frequency：28,800 bph (4Hz) 

• Power Reserve：Approx. 40 hours 

FAQ

1. Is this 9H second wheel an original CITIZEN/MIYOTA genuine part?
Yes. It is an original MIYOTA factory part, made in Japan. 

2. What happens if the 9H second wheel is damaged?
The 9H second wheel drives the day display at 9 o’clock. Damage can cause the day hand to stop or advance incorrectly, affecting calendar function. Timely replacement is recommended.

3. Does this part come with installation tools or instructions?
No. This is a single precision component. Installation involves calendar mechanism disassembly and should be performed by a qualified watchmaker.

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