Black dial. Dial diameter: 41 mm. Unidirectional rotatable 60-minute graduated bezel. Ceramic scratch-resistant porcelain inserts. Permanent mechanical self-winding movement with approximately 70 hours of power reserve. Oyster flat three-piece link bracelet. Folding Oysterlock Clasp with Rolex Sliding Lock Extension System. Water resistant to 300 meters/1,000 feet. Functions: hours, minutes, seconds, date.