The Casio F-91WM-9ADF is a modern take on the iconic F-91W digital watch, offering a classic design with a contemporary metallic-toned finish. It is part of the Casio Vintage collection and features a lightweight gold-toned resin case and a comfortable, black resin strap. The watch has a classic gold dial with an LED backlight for easy reading in the dark. Powered by a reliable quartz movement, it boasts an impressive 7-year battery life and is water-resistant, making it suitable for everyday wear. Key functions include a 1/100-second stopwatch, a daily alarm, and an auto-calendar.