*LIFETIME WARRANTY* *FREE 3 Business Day Shipping* . Imagine James Bond BOLD meets Navy SEAL Functionality, and you'd have this exact time-piece. The embodiment of sleek, manly, and Professional all on your wrist.  .  Whether you're out on casual stroll, a business meeting, on a date, or diving the deep seas, this time piece has you covered.  NH35 SEIKO Self-Charge Technology- Heavy, Sturdy, True & Reliable AF. *No Batteries Needed: Powered by the release of a wound spring, mechanical movements. Automatic mechanical movements have an oscillating weight that winds the spring with the motion of the wearer’s arm. .  You're a Professional, so Look like one. You cannot go wrong with this Functional work of Art on your wrist. . Dial Window Material Type: Sapphire Crystal Waterproof: 20ATM/20BAR/ 200 Meters Movement: Japan NH35 Auto Movement/SEIKO technology Bezel: Ceramic Super Luminous Material: Stainless Steel Dial Display: Analog Clasp Type: Folding Clasp with Safety Band Width: 20mm Lug Size: 20mm Case Thickness: 13.5mm Dial Diameter: 43.8mm, 43.8mm Band Length: 9 Inches