Midsize Outdoor Multi-Function Rubber Strap SUUNTO-SS010600610 Watch This is a quality timepiece that can be worn on any occasion. Case: Composite Case Diameter: 51 mm Case Height: 51 mm Case Thickness: 16 mm Series: Outdoor Style: Chronograph Calendar: Date and month Crystal: Acrylic Material: Composite Water Resistant: 3 ATM,30 meters,99 feet Movement: Digital quartz Strap Length: Men's standard Clasp Type: Buckle Size: Unisex Warranty information available at ILS Watch Warranty Co.. Watch box included.