Sport watch style. Pre-owned Breitling Blackbird Chronograph Automatic Chronometer with black dial and men's sizing. Silver-tone stainless steel case and bracelet equipped with a deployment clasp. Features a bi-directional ratcheting bezel fabricated from the same stainless steel material, protected by two gaskets and secured with a screw-down mechanism. The black dial displays luminous stick hour markers and hands for enhanced legibility in low light conditions, complemented by minute markers around the outer rim. Date window positioned at 12 o'clock. Chronograph sub-dials are present: one for seconds (up to 60), one for minutes (up to 30) and a third for hours (up to 12). Powerfully driven by the Breitling Calibre 44 Automatic movement, an in-house developed caliber based upon ETA 2892-A2. This mechanical movement boasts complications including 21 jewels, operates at 28800 vph frequency, and offers a power reserve of approximately 42 hours. Secured by a screw-down case back. The watch is fitted with a scratch-resistant sapphire crystal lens providing excellent clarity and durability. Analog dial type configuration includes hour, minute, and second hands plus central chronograph seconds hand. Water resistant to depths exceeding standard specifications: up to 300 meters (approx. 1000 feet). Functions include chronometer certification, analog timekeeping for hours/minutes/seconds, date display at top position.