The storm tiranson is a classic looking watch with a stylish and contemporary feel the clear glass case back allows you to see its automatic design feature with moving cog detail this is an analogue watch powered by battery the black croc strap is made from high grade leather and the case is made from slate ion plated stainless steel waterproof to 50m the perfect gents watchr r specificationr r features quartz mechanism with automatic design feature see through backr movement quartz me