Jaeger LeCoultre Q208A570 Master Compressor Deep Sea Chronograph, 208.A5.70, black Cermet (cermet is a high-tech material consisting of aluminum reinforced with particles of ceramic and then covered with a protective coating of ceramic) case on a strap with a black Cermet buckle, automatic movement (Jaeger LeCoultre Caliber 758), chronograph, chronograph operation apparatus indicator at 12 o'clock, 30-minute sub-dial at 3 o'clock, 12-hour sub-dial at 9 o'clock, black dial with luminescent hands and hour indicators, sapphire crystal, water resistant to 10 atm, size 44mm, thickness 15mm. Like New with JLC box and papers dated June of 2016. This watch was fully serviced by JLC in October of 2021.