Silver-tone stainless steel case. Blue calfskin leather strap. Bi-directional rotating silver-tone bezel. Blue dial featuring silver-tone hands and index hour markers including minute markers around the outer rim (outer minute ring). Analog dial type with luminous coating on hour markers and hands. Luminescent for night readability. Chronograph functions: three sub-dials displaying 60 second, 30 minute and 12 hours respectively. Breitling Calibre 01 Automatic movement containing approximately 47 jewels composed of around 346 parts beating at 28800 vph (approx. 5Hz). Approximate power reserve duration is 70 hours. Scratch resistant sapphire crystal lens. Screw-down rotating bezel crown. Transparent case back for viewable components. Round shaped case measuring 44 mm in diameter and approximately 15.2 mm thick. Equipped with folding clasp closure mechanism. Water resistance depth rated at 300 meters or 1000 feet (diver's level). Functions include chronograph, analog hour, minute, and second timekeeping. Part of the Avenger Series collection. Sport watch design aesthetic intended for active environments. Swiss Made quality label indicating origin.