$17.00
You Saved
This is a genuine Hattori YM91 quartz chronograph movement, made in Japan, measuring 12 ligne (27.60mm) with 3.70mm height. It features 1/5 second chronograph precision with 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.
Brand：Hattori (by Seiko Time Corp./S. Epson)
Model：YM91
Origin：Made in Japan
Movement Size：12 ligne (27.60mm)
Movement Height：3.70mm
Chronograph Precision：1/5 second
Battery：SR927SW
Battery Life：Approx. 5 years
Packaging：SOFLY packaging
Included：Winding stem included / Battery NOT included
Quality：Genuine original, brand new
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 is the chronograph precision of this movement?
The YM91 features 1/5 second chronograph precision, classifying it as a standard quartz chronograph. The movement height is 3.70mm, suitable for medium-thickness case designs.
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.
Fast Worldwide Shipping – Orders are dispatched within 3 business days.
Competitive Pricing – Great value across watch movements, replacement parts and watchmaking tools.
Extensive Selection – More than 3,000 watch movements, parts and accessories available.
Trusted Worldwide – Trusted by watchmakers, repair professionals and watch enthusiasts worldwide.
Personalized Sourcing – Can’t find the part you need? Contact [email protected] or WhatsApp +86 18620212114.
