Automatic mechanical movement, chronometer certified, Breitling Calibre 19 base on ETA 2892-A2 with 38 jewels operating at 28,800 vph (5.5 Hz), providing a 42-hour power reserve. Features include central chronograph seconds hand and minute/ hour sub-dials, leap-year calendar complication, moon phase display, date function via aperture on the sapphire crystal case or potentially sub-dial, day of the week indicator typically found on one of the outer sub-dials (30-minute/month), analog dial with silver finish showing 12 hours/day marks and minute markers around the bezel. Silver-toned hands coated for luminosity often using Breitling's proprietary Super-LumiNova material visible in low light conditions, fixed platinum 950 bezel adding a touch of luxury and weight to the watch face, sapphire crystal display case back offering high scratch resistance and excellent clarity for viewing the movement, round stainless steel case measuring 42 mm diameter with a screw-down (screw locked) crown enhancing water-resistance up to 100 meters / 330 feet depth, classic analog style driven by luxury Swiss watchmaking technology.