The Seiko SBDC133 Marinemaster JDM Prospex diving watch is perfect for diving enthusiasts and watch collectors. You can wear it while diving, swimming or just in daily life. With a horizontal case size of 42mm, vertical size of 48.8mm and thickness of 12.5mm, it's a great - sized watch. Its 200m water resistance makes it suitable for underwater adventures, and the green dial gives it a unique look.