This Seiko SBDX043 Marinemaster JDM Prospex watch is perfect for diving enthusiasts and watch collectors. It can be worn during deep - sea dives thanks to its 300m water resistance. The watch features a green dial and a ceramics bezel, making it look stylish. With a horizontal case size of 44.3mm, vertical size of 50.5mm, and thickness of 15.4mm, it has a substantial yet comfortable fit on the wrist.