Casio W219HD-1A Digital Watch Compact and reliable timekeeping with a 48.1 × 47 × 13.9 mm resin case and stainless steel band featuring a triple-fold clasp. Weighs just 89 grams for all-day comfort. 50-meter water resistance suits everyday wear and light water activities. Resin glass face with amber LED backlight for visibility in low-light conditions. Core features include a 1/100-second stopwatch with elapsed time, split time, and dual-place timing modes. Daily alarm and hourly time signal keep you on schedule. Auto-calendar, 12/24-hour format, and standard timekeeping display hour, minute, second, date, and day. Exceptional battery life—approximately 7 years on a single CR2016 battery. Accuracy rated at ±30 seconds per month. Compatible band size ranges from 150 to 205 mm for a customizable fit. A practical, durable choice for active lifestyles and professional use.