product description - case size 44 mm, strap 22 mm, all stainless steel; - professional helium valve at 9 o''clock, in order to be able to lead during external pressure reduction (e.g. emerging) the accumulating helium fast enough from the watch; - high quality automatic movement ; - professional one side rotating bezel system; - super BGW 9 luminous; -1000 meters ( 3300 feet ) water resistant; - domed thick sapphire glass; - screwed bottom "moderate temperature assembled"; - high quality diver metal strap.-weight 0.55 pounds.