This Citizen watch is great for active men who are always on the go. Whether you're running, swimming, or just going about your daily life, this watch will keep up with you. It has a 44.5mm case size and 12mm thickness, weighing only 160g, so it's comfortable to wear all day. The eco-drive technology means you don't need to replace the battery, and the 100m water resistance allows you to take it swimming. The luminous hands and indexes make it easy to tell the time, even in low light.