Richard Mille RM 030. Automatic Calibre RMAR1 movement, backed by a 55 hour power reserve. Case diameter 30.25mm x 28.45mm, made from carbon fiber. water resistant to 50 meters. Automatic movement with hours, minutes, seconds, date. Flange in carbon fiber. Sapphire crystal exhibiting the movement, see through case back. Black Rubber strap with double deployant buckle. Box Only.