Invicta Men's 1924 Russian Diver Mechanical Gold Tone Skeleton Dial Black Ceramic Watch Mechanical movement Flame-fusion crystal; black ceramic case and bracelet Black and white second hand Gold tone skeletonized dial with black mop border; black and white hands; luminous; secured screw-down cap on crown at 9:00; exhibition case back Water resistant to 165 feet (50 M): suitable for swimming and showering