The Seiko SNK805K2 is perfect for men who love a military-style watch. Whether you're at work, out for a run, or just relaxing, this watch is a great companion. It's water-resistant up to 30 meters, so you don't have to worry about getting it wet. The watch has a 38mm case diameter and 10mm thickness, with an 18mm strap width. It's powered by a 21-jewel automatic movement, which means it winds up with your wrist movements.