• Unmatched durability with a 100% stainless steel shell.
• Superior corrosion resistance for harsh saltwater environments.
• Modular design for easy maintenance and parts replacement.
• Optimized for user comfort during long, demanding dives

When your job demands the absolute best, the Kirby Morgan KM Diamond Stainless Steel Diving Helmet stands alone. As the pinnacle of commercial diving equipment, this helmet is engineered for the most extreme conditions you face while protecting the diver from dirty waters. Its all-stainless-steel construction offers unparalleled strength and longevity, setting a new standard for Kirby Morgan dive helmets. When you’re searching for top-tier dive helmets and diving equipment online, you can count on American Diving Supply to deliver the gear that keeps you safe. Trust us to provide the KM Diamond, a helmet built to protect you on every single descent. Order today.

• No refinishing required if the surface is scratched or gouged
• Elimination of threaded inserts for securing the port retainer to the helmet shell
• Enhanced safety features meet the highest industry standards.

• 
  Diamond Exhaust Assembly
  Two stage regulator that controls and routs the exhaled gas. Rapid removal and replacement is possible with clear access to all fasteners.
• 
  Air Train
  The air train diffuses incoming breathing air/gas onto the face port/lens to defog and ventilate.
• 
  Bypass Equalizer Tube
  This system stabilizes the supply regulator, creates a protective bubble layer to the exposed valve and deflects exhaust bubbles from the diver’s field of view when operating in open circuit mode.
• 
  Defogging Steady Flow Valve
  Provides an additional flow of gas into the helmet for ventilation and defogging.
• 
  Emergency (EGS) Valve
  Emergency (EGS) Valve supplies backup breathing gas to the diver. This valve is an integral, built in part of the stainless steel sideblock.
• 
  Gas Supply Non-Return Valve
  Commercial Rated , It prevents loss of gas pressure in the event of umbilical damage.
• 
  Handle
  Removable Grip and handle. Handle can be removed without breaking seals, making it quick and easy to attach accessories.
• 
  Nose Block
  Nose Block Device allows the diver to block the nose to equalize ears.
• 
  Rapid Change Modular Communications Systems
  Because the module is easily removed the helmet, repair or replacement of communications parts is quick and trouble free. It is available with either a male waterproof connector or a bare wire post connection.
• 
  Side Block
  Multi use side block has additional ports built in to provide controlled air flow, if needed. The stainless steel sideblock has a built in EGS.
• 
  Surface Bypass Valve
  Effortlessly switch from surface vent, (or reclaim), to standard open circuit diving mode. Switching back and forth from diving modes is instant with a single action.
• 
  Stainless Steel Shell
  Each 316 stainless steel shell is precision CNC machined to tight tolerances, to ensure proper fit to all other mating parts. The shell is durable and easy to maintain. Easily cleaned using a Scotch Brite® or similar type cleaning pad.
• 
  Overpressure Relief Valve
  Positive shut off valve is spring loaded. Internal pick up tube reduces chance of exposure and increases effectiveness in dewatering the helmet.
• 
  Water Purge Assembly
  Automatically activates if internal helmet pressure becomes too great. Can also be manually adjusted to improve breathing when operating in the open circuit mode or it can act as a standalone feature to dump exhaled gas directly into the surrounding water.