Stainless steel case and bracelet. White mother-of-pearl dial. Self-winding mechanical movement. 42 hour power reserve. Chronograph measures 1/4th second, 30 minutes, and 12 hours. Date displays at 3 o'clock position. Unidirectional rotating bezel. Screw-locked crown with two gaskets. Screwed-in case back. Cambered sapphire crystal, glareproofed both sides. Case diameter 43.70mm. Case thickness 17.10mm. Water resistant at 300 meters (100 feet)