This Seiko Limited Edition Baby Tuna JDM Diving Watch is perfect for diving enthusiasts and watch collectors. Whether you're exploring the underwater world or just going about your daily life, this watch will be a reliable companion. It has a 200M water resistance, so you don't have to worry about water damage when diving. The watch has an approximate case diameter of 51.7mm and thickness of 13mm, which gives it a bold and stylish look on your wrist.