Silver-tone stainless steel case with green calfskin leather strap, fixed silver-tone bezel. Analog green dial featuring silver-tone hands and index hour markers (including minute scale inner rim). Luminescent coating on the hands and markers for low-light visibility. Date display at 3 o'clock position. Breitling Calibre B31 mechanical hand-winding chronometer movement with 78-hour power reserve, round shape, size: 38 mm, thickness: 20.05 mm, band width: 18mm including tang clasp. Scratch resistant sapphire crystal glass and transparent case back. Water resistance to 100 meters (approx. 330 feet).