Luminox Navy Seal Steel Colormark Chornograph 3180 Series Men's Watch 3181

Case Diameter : 44 mm

Case Finish : Stainless steel case & case back

Crown : Screw down crown 

Bezel : Carbon reinforced polycarbonate unidirectional ratcheting bezel

Crystal : Tempered scratch resistant mineral crystal

Water Resistant : 200 meters

Strap : Signature black PU strap with stainless steel signature buckle

Dial : Luminox self-powered illumination