Additional Details ------------------------------ Product description: ◆Case Material: Stainless Steel
◆Band Material: Stainless Steel
◆Glass material: mineral crystal
◆Movement: Automatic
◆ Waterproof function: Reinforced water resistance for everyday use (10 ATM).
◆Case Diameter: 45mm
◆Case thickness: 0.5 inches (13 mm)
◆Other Functions: Calendar (date, week).