Stuhrling Original Men's 387.33112 Delphi Automatic Skeleton Stainless Steel Watch Round watch featuring skeletonized inner dial, luminous hands, and stick indices 41 mm stainless steel case with Krysterna crystal dial window Automatic self-wind movement with analog display Stainless steel bracelet with fold-over clasp and double push-button safety Water resistant to 50 m (165 ft): In general, suitable for short periods of recreational swimming, but not diving or snorkeling