We Make A Promise That We Will Use The Best Material For The Item. The item "Diving Helmet U. S Navy Mark V Deep Sea Antique Scuba Vintage 18 Divers Helmet" is in sale since Wednesday, July 31, 2019.This item is in the category "Antiques\Maritime\Diving Helmets". The seller is "age-of-craft" and is located in MANGLAUR, UTTARAKHAND. This item can be shipped worldwide.