Omega Speedmaster Moonwatch Chronograph (31163445199001) self – winding automatic watch, features a 44.2mm grey ceramic case with an 18k rose gold bezel surrounding a gray, meteorite dial on a grey alligator strap with a ceramic and titanium deployant buckle. Functions include hours, minutes, small seconds, date, chronograph and tachymeter. This watch comes complete with the original box and papers. We back this watch with a 2-Year WatchBox warranty!