ANTIQUE BRASS SCUBA DEEP DIVING DIVERS HELMET MARK V US NAVY VINTAGE Antique Brass Scuba Deep Diving Divers Helmet Mark V US Navy Vintage Made Of Good Quality Aluminum and Brass Finish Approximately 18" Tall, 15" Wide, and 18" Deep Wonderful Addition to a United States Navy and Antique Collection 100% Hand Crafted by Indian Artisans at Thor Instruments Co