LA-20WH-1ADF This Casio digital model features a black resin band with a matching black resin case and bezel, paired with a compact square digital display for a clean casual look. Built with resin glass and water-resistant construction, its lightweight 16 g design makes it comfortable and practical for everyday wear. Confirmed functions include a 1/100-second stopwatch, daily alarm, hourly time signal, auto-calendar, 12/24-hour format, and amber LED light, making it a simple and dependable everyday digital watch.