Casio Edifice x Standard ft. Chronograph Men Casual Formal Round 100m Water Resistant Watch EFR-556DB-2A EFR556DB EFR556 EFR-556 EFR-556DB Experience precision and style with this Casio Edifice watch, featuring a 3-year battery life, luminous hands, and 100m water resistance. Crafted with a stainless steel case and metal band, this chronograph watch boasts a range of features, including date and 24-hour display, and a screw case back. Battery Life / Accuracy Approximately 3 years (+/-20 seconds per month) Crystal Mineral crystal Luminous Luminous on hands Case & Band Material Stainless steel case with metal band (three-fold clasp with push-button release) Water Resistance 100m / 10 bar Case Size Thickness: 12.6 mm Diameter: 48.7 mm Length: 53.5 mm Other Specifications Casio Edifice x Standard ft. Chronograph Screw case back Date and 24-hour display Chronograph up to 30 minutes in 1-second increment Regular timekeeping (analog display)