Hattori YM1GA Quartz Movement

Product Description

This is a genuine Hattori YM1GA quartz chronograph movement, made in Japan, measuring 12 ligne (27.60mm) with 4.34mm height. It features 1/5 second chronograph precision with a disc hands height design, offering approximately 5 years of battery life using an SR927SW battery. This product is brand new and genuine, supplied in SOFLY packaging, with winding stem included, battery NOT included.

Specifications

• Brand：Hattori (by Seiko Time Corp./S. Epson)

• Model：YM1GA

• Origin：Made in Japan

• Movement Size：12 ligne (27.60mm)

• Movement Height：4.34mm

• Chronograph Precision：1/5 second

• Hand Design：Disc Hands Height

• Battery：SR927SW

• Battery Life：Approx. 5 years

• Packaging：SOFLY packaging

• Included：Winding stem included / Battery NOT included

• Quality：Genuine original, brand new

FAQ

1. Is this movement an original Hattori genuine part?
Yes. It is an original Hattori factory movement, made in Japan, manufactured by S. Epson Corp., a Seiko Group company.

2. What does “disc hands height” mean?
Disc Hands Height refers to the movement’s hand-fitting height design, suitable for disc hand watch models, ensuring proper clearance between hands and dial after installation.

3. Does this movement come with installation tools or instructions?
No. This is a precision component. Installation involves dial, hand, and case assembly—requiring professional tools. Work should be performed by a qualified watchmaker.

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