Black Big Face LED Military Wrist Watch with Alarm/Countdown/Dual Time/Stopwatch for Men - RSVOM Description: Dial Window Material: Scratch Proof Mineral Glass Band Material: Plastic Case Material: Stainless Steel Specification: Band Color:Black Dial Color:Black Case Diameter: approx 48mm (1.89") Case Thickness: approx 15mm (0.59") Band Width: approx 24mm (0.94") Length：approx 230mm (9.06") Clasp Type: Buckle Weight：55g(1.94oz) Kindly Note: Please DO NOT wear this watch when diving. Also avoid the use in extreme hot or cold temperature. If mist or droplets found inside watch surface, please contact manufacturer immediately for maintenance to prevent moisture corrosion of the internal components. Clean the strap by a soft cloth on regular bases is highly recommended. Too much water contact will shorter watch life. Package Includes: Mens Watch x 1 Instuction Manual x 1