A true technical classic in a timeless design, this Alpnach Mechanical Chronograph features a handy unidirectional rotating bezel with countdown scale and a durable, black NATO-style strap. . . . . Black dial with green accents . . Swiss-made mechanical self-winding chronograph movement . . Scratch-resistant, triple-coated anti-reflective sapphire crystal . . Unidirectional rotating bezel with countdown scale . . Stainless steel case with PVD treatment . . Luminous hands . . Screw-in, exhibition caseback . . Date calendar . . NATO style strap . . Water resistant to 100M (10ATM, 330 FT) . . Case width 44mm (approximately 1 3/4 inches) . .