Hattori VX3JE Movement Day Wheel 9H

Product Description

The Hattori VX3JE Movement Day Wheel (9H) is a genuine Japanese-made component for the VX3JE multifunction quartz movement. This day wheel drives the day hand at the 9 o’clock subdial, advancing the day display as the movement runs. This genuine Hattori part is essential for watchmakers restoring proper day function when the original component becomes worn or damaged.

Features & Function

• Genuine Hattori part – authentic Japanese-made component for the VX3JE movement

• Calendar mechanism component – drives the day display at the 9 o’clock subdial

• Multifunction compatibility – part of the VX3JE’s three-eye layout with day, date, and 24-hour subdials

• Essential for service – commonly replaced when day function becomes irregular

Specifications

• Compatible Movement: Hattori/TMI VX3JE

• Movement Size: 10½ ligne (approx. 23.3mm)

• Movement Height: 3.05mm (without battery) / 3.86mm (including battery)

• Subdial Layout: Day at 9 o’clock / Date at 3 o’clock / 24-hour at 6 o’clock

• Hand Sizes: Hour: 1.10mm / Minute: 0.65mm / Seconds: 0.20mm

• Battery: SR920SW (371)

• Origin: Japan

Applications

• Service and repair – replacing worn or damaged day wheels in VX3JE movements

• Calendar function restoration – resolving issues with day hand advancement

• Suitable for professional watchmakers and experienced repair technicians

FAQs

1. Is this a genuine Hattori part?

Yes, this is a genuine Hattori (Seiko/Epson) part made in Japan. The VX3JE is a multifunction quartz movement produced by Seiko Epson, featuring a three-eye layout with day at 9 o’clock, date at 3 o’clock, and 24-hour at 6 o’clock subdials.

2. How does the day wheel function in the movement?

The day wheel is part of the calendar mechanism that drives the day hand at the 9 o’clock subdial. When setting the time (crown position 3), the day hand advances along with the hour and minute hands.

3. What are the signs that the day wheel needs replacement?

Common signs include day hand not advancing correctly, incomplete day changes, or visible wear/damage during inspection. A qualified watchmaker can diagnose these issues.

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• Fast worldwide shipping within 3 business days.

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