Men's Russian Diver Silver Dial Black Polyurethane INVICTA-1800 Watch A modern design and a classy style fuse into one to form the Invicta. Case: Stainless steel Case Back: Screw-down stainless steel Case Diameter: 48 mm Case Thickness: 15 mm Series: Russian Diver Style: Casual Dial Color: Silver Hands: Black and luminous Markers: Black and luminous indices and Arabic numerals Calendar: Date and day subdials Crown: Pull/push with screw-down protective cap Subdials: 60 second, 24 hour, date and day of the week Crystal: Flame-Fusion Material: Polyurethane Water Resistant: 10 ATM/100 meters/330 feet Movement: Japanese chronograph quartz Strap Length: Up to 9 inches Strap Width: 24 mm Clasp Type: Buckle Warranty information available at ILS Watch Warranty Co.. Watch box included.