Authentic Zenith Chronomaster Sport men's watch model 18.310.3600/69.R951. Features an automatic movement, white dial with matte finish and luminous rose gold tone hands along with stick hour markers featuring minute markers around the outer rim. Includes three sub-dials displaying date (between 4-5 o'clock), small seconds function, sixty-second chronograph hand, and sixty-minute chronograph hand. Rose gold case presented on a black rubber strap equipped with a brushed and polished stainless steel folding clasp. Equipped with an El Primero calibre 3600 engine providing a power reserve of approximately 60 hours. Functions include hour, minute, second, date display between 4-5 o'clock, chronograph operation, power reserve indication via sub-dial, and luminous markers for low-light visibility. Possesses a ceramic bezel with precise 1/10th second markers. Secured by a sapphire crystal glass with scratch resistance property. The round case measures approximately 41mm in diameter. Water resistant up to 100 meters or roughly 330 feet depth, suitable for recreational swimming but not scuba diving. Comes with an original WatchMaxx warranty of two years duration. Known also by model numbers 18.3100.3600/69.R951 and 183100360069R951.