Invicta Men's 21400 Specialty Stainless Steel Watch with Link Bracelet Round watch featuring logoed black dial with luminous hands and Arabic numeral/stick indices 45 mm stainless steel case with synthetic-sapphire dial window Quartz movement with analog display Stainless steel bracelet and fold-over clasp with safety closure Water resistant to 100 m (330 ft): In general, suitable for swimming and snorkeling, but not scuba diving