Automatic chronometer movement, M79830RB reference. Silver-tone stainless steel round case size 41mm. Bi-directional rotating burgundy and blue aluminium bezel. Black fabric strap. Opaline dial with silver-tone hands and hour/minute index markers. Minute markers around outer rim. Analog dial type. Luminescent coating on hands and markers. Date display at the 3 o'clock position. Screw-down winding/crown date. Sapphire crystal for scratch resistance. Water resistant to 200 meters / 660 feet. Functions include hour, minute, second, date, GMT time zone.