Features: Bio-Based Resin Case Bio-Based Resin Strap Quartz Movement Mineral Crystal Multicolor Dial Analog Digital Display Shock Resistant Carbon Core Guard Structure Neobrite World Time 31 Time Zones 1/100 Second Stopwatch Double LED Light Regular Timekeeping Full Auto Calendar 12/24 Hours Display Luminous Hands Month, Day And Date Display Screwed Case Back Buckle Clasp 200M Water Resistance Approximate Case Size (L Ã W Ã H): 48.5 Ã 45.4 Ã 11.8 mm Approximate Case Diameter: 45.40 mm Approximate Case Thickness: 11.80 mm