Jaeger Le Coultre AMVOX Black Dial Automatic Mens Watch Q193J471. Ceramic titanium case with a black nylon / nomex strap. Fixed outer ceramic and stainless steel bezel. Inner bezel rotates bi-directionally. Black dial with luminous hands and Arabic numeral hour markers. Minute markers. 24 hour scale. World time around the inner bezel. Automatic movement with a 60 hour power reserve. Scratch resistant sapphire crystal. Case diameter: 44 mm. Case thickness: 15.2 mm. Titanium PVD folding clasp. Water resistant at 50 meters/ 165 feet.