This Citizen Promaster watch is perfect for divers and adventure lovers. Whether you're exploring the deep sea or traveling the world, this watch will be your reliable companion. It's made in Japan, ensuring high - quality craftsmanship. The watch has an approximate case diameter of 44.3mm and a thickness of 14.3mm, making it a comfortable fit on your wrist. Its eco - drive movement powers the watch with light, so you don't have to worry about constantly changing batteries.