Nautica Midsize N21559M NST 02 Mid Classic Enamel-Bezel Stainless Steel Watch Round watch featuring dive-style bezel, luminous hands/indices, and three subdials 38 mm stainless steel case with mineral dial window Quartz movement with analog display Stainless steel bracelet and fold-over clasp with double push-button safety Water resistant to 100 m (330 ft): In general, suitable for swimming and snorkeling, but not scuba diving