Authentic Breitling Classic Avi Chronograph model A233801A1C1A1. Round stainless steel case, 42mm diameter and 14.7mm thick. Solid case back with screw-down bezel featuring a bi-directional ratcheted rotating system. Blue dial displays silver-tone hands and Arabic numeral hour markers along with minute markers on the outer rim; includes three sub-dials showing hours, minutes (up to 30) and seconds (60). Automatic mechanical movement powered by Breitling Caliber 23 chronograph engine with a 48-hour power reserve. Water resistant up to 100 meters or 330 feet.