The storm steffentron is one of storms more unique watches with a revolving disc movement which counts the hours date and minutes the steffentron has a futuristic look and features storms signature strap made from slate ion plated stainless steel waterproof to 50m with a smart black dial you wont find another watch quite like itr r r specificationr r features dater movement japaneser case material stainless steel r case size w 45mm l 51mmr case height 1060mm r water resistance