The Casio W-737HX-1AVDF is a durable and practical digital watch with a sporty, casual design. Its standout features are a vibration alarm and a long-lasting 10-year battery life. The watch can alert the user with a vibration or a tone, making it ideal for situations where a loud alarm might be inappropriate. It features a black resin case and a textured black resin strap. Other functions include a stopwatch, a daily alarm, and an LED backlight. With 100-meter water resistance, it is suitable for swimming and water sports. Its tough construction ensures both style and durability.