Features:Resin Case - Quartz Movement - Mineral Crystal - Analog Digital Display - Shock Resistant - World Time - Neobrite5 Daily Alarms - Hourly Time Signal1/100 Second Stopwatch - Countdown Timer - Double LED Light - Full Auto Calendar - Button Operation Tone On/Off - Hand Shift ...Features:Resin Case - Quartz Movement - Mineral Crystal - Analog Digital Display - Shock Resistant - World Time - Neobrite5 Daily Alarms - Hourly Time Signal1/100 Second Stopwatch - Countdown Timer - Double LED Light - Full Auto Calendar - Button Operation Tone On/Off - Hand Shift Feature - Regular Timekeeping12/24 Hours Display - Luminous Hands - Month, Day And Date Display - Screwed Case Back - Buckle Clasp100m Water Resistance Approximate Case Diameter: 41.50 mm - Approximate Case Thickness: 10.10 mm - Approximate Lug Width: 20.00 mm .