Constructed from robust titanium steel, this VS3135 clone automatic mechanical movement by XMSJ ensures durability and resistance against corrosion, making it an ideal choice for long-term use in various watch designs. Featuring a version blue hairspring, this movement offers enhanced accuracy and stability in timekeeping, ensuring that your watch performs optimally under various conditions. Designed to fit seamlessly into compatible watch cases, this movement is engineered for easy installation, making it a preferred choice for watchmakers and enthusiasts looking to upgrade or repair their timepieces. Proudly originating from Mainland China, this movement reflects superior craftsmanship and adherence to strict manufacturing standards, ensuring that each piece meets global quality expectations. Free of high-concern chemicals, this movement provides a safer and more environmentally friendly option for consumers looking to make responsible choices in their watch components. 1*Automatic Mechanical Movement Color: As Shown Material: Metal Package Contents: Automatic Mechanical Movement Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.