This Casio MWD - 100H - 9AV watch is perfect for young people who are always on the go. Whether you're swimming, traveling, or just going about your daily life, this watch has got you covered. Its 100m water resistance means you can wear it in the pool or ocean. The dual - time function is great for those who often communicate with people in different time zones. With a case size of 51.8mm × 50.7mm × 13.7mm and weighing only 55g, it's lightweight and comfortable to wear all day long.