Automatic mechanical movement, Breitling Calibre 01. Contains 47 jewels and consists of 346 parts. Beats at 28800 vph (5Hz), offers approximately 70-hour power reserve. Analog display with blue dial featuring silver-tone hands and prominent hour markers; minute markers on the outer bezel circumference. Sapphire crystal provides scratch resistance and clarity for reading time. Includes chronograph functions: two sub-dials displaying elapsed seconds up to 60 minutes, minute tracking via separate indices. Silver-tone stainless steel case paired with a mesh bracelet secured by a screw-down fixed bezel of the same material. Original box included along with manual (complete accessories). Swiss Made label.