This Casio LW - 200 - 4A watch is perfect for young people on the go. Whether you're at school, hanging out with friends, or doing light water - related activities like washing hands, this watch will be your reliable companion. It has a case size of 37.9mm X 34.9mm X 11.9mm, which is just the right size to wear comfortably on your wrist. The dual - time feature is great for students or travelers who need to keep track of different time zones. And with its 50m water resistance, you don't have to take it off every time your hands get wet.