Scuba Diving Divers Helmet U. S Navy Diving Helmet Mark V Diving Helmet Best Gift.S Navy Mark V Deep Sea Antique Scuba Vintage 18. Metal : Iron & Aluminum And Steel. Finish: Commando Antique Finish as shown in Picture. Size : 18" Full Size Top Head Measurements: 16" x 12.5" x 17" / 40cm x 32 cm x 42cm. Weight : 6.5 kg Approx. Usage : Home Decorative, Desktop Decorative. Packing : Packing In Single Parcels. This item is in the category "Antiques\Maritime\Diving Helmets". The seller is "vintagewarehouse_24" and is located in this country: IN. This item can be shipped worldwide.