We Used Antique Burn Process to Make it Antique Finish. Made of High Quality Metal with heavy Rings.Top head measurements: 16" x 12.5" x 17 /. Weight : 8.5 kg Approx. S Navy Vintage Marine Diving Divers Helmet Mark V Real Antique Diving Gift" is in sale since Saturday, April 17, 2021. This item is in the category "Antiques\Maritime\Diving Helmets". The seller is "handmademedieval" and is located in ROORKEE, UTTARAKHAND. This item can be shipped worldwide.