The Hand Assembled Anthony James Limited Edition Skeleton Automatic is powered by our 162 Part 21 Jewel fully automatic movement. This complicated movement is exposed both through the watchs vintage white open dial and its stainless steel skeleton case back providing the wearer two vantage points in which to view the engineering inside this timepiece. All our timepieces undergo rigorous quality control and precision tests, and consequently this watch comes with a 5 year warranty. Anthony James Men's Hand Assembled Limited Edition Skeleton Automatic Watch in Silver