Ocean Reef Neptune Ii Full Face Diving Maskdredge. Like new ocean reef neptune ii mask, complete with ocean reef regulator, factory instruction book and padded carrying / storage case and afctory tool/spare parts kit. This mask is used but i can’t find any signs of use. This is the most popular full fcae mask for sport divers boasting light weight, low drag and great visibility. This was a trade in on a kirby morgan commercial unit and in spite of appearing new it should be inspected by a trained regulator tek.Mining ocean reef neptune ii full face diving maskdredge net turbo listerthe free listing tool. List your items fast and easy and manage yoru active items.