Used Manually Dyeing Antique Process Color May Be Differ A Little Bit Due To Manually. The item "Vintage Brass Finish Collectible Diving Helmet US Navy Mark V Boston Deep Sea" is in sale since Tuesday, October 8, 2019. This item is in the category "Antiques\Maritime\Diving Helmets". The seller is "medievalmanufacturer9" and is located in MANGLAUR, UTTARAKHAND. This item can be shipped worldwide.