"Stainless Steel Case and Bracelet with Gold Tone Accents Day/Date Window at the 3 o'clock position Mineral Glass Crystal Water Resistant to 100 Meters (330 Feet) 180 Day Power Reserve when Fully Charged (72 Hours with Average Lighting to Full Charge) 7 Day Low Charge Warning Quick Start Function Bracelet Features a Fold Over Clasp with Push Button Release 25mm Case Width (Approximately 1"")"