Casio Edifice x Standard ft. Chronograph Men Casual Formal Round 100m Water Resistant Watch EFV-630D-3A EFV630D EFV630 EFV-630 EFV-630D Elevate your timekeeping experience with a stylish and functional chronograph watch, boasting a 3-year battery life, mineral crystal, and luminous hands. Perfect for everyday wear, this stainless steel timepiece features a 100m water resistance and chronograph up to 30 minutes. Battery Life / Accuracy Approximately 3 years (+/-20 seconds per month) Crystal Mineral crystal Luminous Luminous on hands and indexes Case & Band Material Stainless steel case with metal band (three-fold clasp with push-button release) Water Resistance 100m / 10 bar Case Size Thickness: 10.8 mm Diameter: 43.9 mm Length: 49.5 mm Other Specifications Casio Edifice x Standard ft. Chronograph Date and 24-hour display Chronograph up to 30 minutes in 1-second increment Regular timekeeping (analog display)