Use SONY original battery, at least for more than one year, or even 2-3 years
Full Functional Chronograph
 Time, Date, Chronograph Function
 Specification: 
 • Model: MF0083G04
 • Brand Name: MINI FOCUS
 • Water Resistance: 3ATM
 • Style: Men’s Sports Watch
 • Funciton: Time/Calendar
 • Band Color: Blue
 • Watch Weight: 2.51OZ
 • Surface Diameter: 43mm
 • Strap width: 12mm
 Material: 
 • Movement Type: Quartz Movment
 • Clasp Type: Hook Buckle
 • Band Material: Genuine Leather
 • Mirror Surface: Scratch Proof Mineral Glass
 • Case Material: Alloy
 Package List: 
 • Watch * 1
 • Watch Box * 1
 • Instruction Manual * 1
 •Warranty card * 1
- Size:Large face,luxury,active,athletics and popular men analog watch,With calendar and Classic blue.The leather strap is comfortable when worn on the wrist
 - Precise Time Keeping: Japanese Quartz Movement, provide precise and accurate time keeping;Three Chronograph Sub-dial, Seconds sub-dial, Minute Sub-dial, 24 hour Sub-dial
 - Fashion and Casual Style:Mineral glass helps resist scratches. Luminous hands glow at dark after absorbing light, suitable for sports and running.
 - Waterproof &Perfect Gift Box:(30 M) – 3ATM,daily waterproof,can not wear when swimming and bathing;This watch is well packaged in a stylish and luxurious paper watch box. this wrist watch will be a perfect gift for yourself or for that special someone
 - Warranty: All watch in our store will enjoy 24 Months warranty. 30 Days money back guarantee for any reason