Navy Mark V Divers Diving Helmet Deep Sea Marine Diving Product Features Material : Brass Aluminium & Iron Top Head Measurements: 16"x12.5"x17/40 Cm x 32 Cm x42 Cm. 18 Size Deluxe Model Replica.All work Is hand made. This item is in the category "Antiques\Maritime\Diving Helmets". The seller is "shadab-61" and is located in this country: IN. This item can be shipped worldwide.