MIYOTA/CITIZEN 0S10 Wheel 9H

MIYOTA/CITIZEN 0S10 Chronograph Wheel 9H

$1.00
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Quantity Discount (%) Price
1 - 2 — $1.00
3 - 4 5 % $0.95
5 - 9 7 % $0.93
10 - 14 10 % $0.90
15+ 15 % $0.85
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Product Description

This is a genuine MIYOTA 9H chronograph wheel for the 0S10 movement, made in Japan, designed for the 0S10 quartz chronograph caliber. It serves as the dedicated drive component for the 12-hour chronograph totalizer at 9 o’clock, transmitting power to the chronograph hour hand as one of the core transmission components for full chronograph function. This product is brand new and original, not a generic replacement part.

Specifications

  • Brand：MIYOTA (by CITIZEN)

  • Compatible Movement：0S10 quartz chronograph caliber (including 0S1A, 0S1F high hand variants)

  • Part Name：9H Chronograph Wheel (12-hour totalizer drive)

  • Origin：Made in Japan

  • Quality：Genuine original, brand new

  • Function：Drives the 12-hour chronograph totalizer hand at 9 o’clock

FAQ

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

2. Which movements is this part compatible with?
It fits MIYOTA 0S10 series chronograph calibers (and 0S1A, 0S1F high hand variants). The movement measures 13½ ligne (approx. 30.80mm) with 4.13mm height. The layout features: 60-minute totalizer at 12 o’clock, small seconds at 6 o’clock, 12-hour totalizer at 9 o’clock, and date at 3 o’clock (4H, 4-5H, 6H variants available). Verify your movement main plate marking before installation.

3. What happens if the 9H chronograph wheel is damaged?
This wheel drives the 12-hour chronograph totalizer at 9 o’clock. Damage can cause the chronograph hour hand to stop or accumulate incorrectly, affecting the complete chronograph function. The 0S10 offers 1/1 second chronograph precision up to 11 hours 59 minutes 59 seconds. Timely replacement is recommended.

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