Luminox F-22 Raptor Lockheed Martin Chronograph Mens Watch 9278 Swiss Made (Movement: Ronda 5050.C BIG 6H DAY 12H) Black Ion Plated Titanium Case with Genuine Leather Strap Anti Reflective Sapphire Crystal, Sapphire Cyrstal, Day/Date Display, Long Lasting Tritium Luminous Hands and Markers, Chronograph Function Case Size: 48mm Diameter (crown included), 14mm Thickness Water Resistant - 200M, Screw Down Crown and Case Back