IBV automatic
25 jewels automatic movement
Synthetic sapphire glass
316L stainless steel Case
50M super waterproof
week / day display

• The watch is powered by the motion of the wearer's wrist. If the watch is not worn for 8 or more active hours per day, it will run slower than usual or even stop briefly.
• 25 jewels automatic movement
• 316L stainless steel
• Synthetic sapphire glass
• week / day display

The watch is powered by the motion of the wearer's wrist. If the watch is not worn for 8 or more active hours per day, it will run slower than usual or even stop briefly.MASTOP