This Casio GX-56BB-1 GX56BB-1DR watch is perfect for adventurers and those who lead an active lifestyle. You can wear it while swimming, hiking, or working outdoors because of its 200m water resistance and shock and mud resistance. The watch has a case diameter of about 55.5mm x 53.6mm and a thickness of around 17.5mm, making it a sturdy but not overly bulky timepiece. With its tough solar technology, you don't have to worry about constantly changing batteries. It's a great companion for anyone who needs a reliable and functional watch.