This bulova oceanographer gmt performance style offers exceptional dive and snorkel functionality. The 41mm stainless steel case has a curved silhouette, blue dial and blue and red bi-directional rotating 24-hour bezel features include a screw-down crown, 24-hour hand, luminescent hands and markers, date display and sapphire crystal an independently adjusted hour hand allows for easy setting of the local time powered by a self-winding gmt movement with 24 jewels and a power reserve of 42 hours; protected by a screw-down case back the stainless steel bracelet secures with a push-button fold-over safety clasp water-resistant to 200 meters