Invicta Men's 1843 Russian Diver Lefty Mechanical Silver Tone Skeleton Dial Black Polyurethane Watch Precise mechanical automatic self-wind movement Flame-fusion crystal; polished stainless steel case; black polyurethane strap with stainless steel barrel accents 60 second subdial Silver tone skeleton dial with black luminous hands and hour markers; luminous; secured screw-down protective cap on crown; lefty; exhibition case back Water resistant to 165 feet (50 M): suitable for swimming and showering