The trouble-free timekeeping of a state-of-the-art 25-jewel Swiss automatic movement with Luminox's signature self-powered illumination system makes this Luminox field watch for men reliable in any conditionsday or night. Matte-finished stainless steel case. Case-back crystal allows a clear view of the intricate self-winding mechanism. Screw-down crown with integral protection. Scratch- and glare-resistant mineral crystal. Durable leather band with double leather keepers. Presentation box with hinged lid included. Luminox field watch for men in black. Case dia. 43mm. Water resistant to 100m. Switzerland.