Classic design and historical importance are hallmarks of helmets made by Siebe Gorman. This classic 12 bolt 3 light design dating to the World War 2 era or shortly afterward is just such an example. Siebe Gorman started making the first diving helmets in the 1830s in London England. The company would continue to invent innovative new designs and technology in diving. Their helmets would be used by the Royal Navy and her many colonies throughout the 19th and 20th Centuries.

As mentioned above, this helmet dates to the 1940s / 1950s time period. This is known by the helmet serial numbers. The serial # is 17412 is located on the bonnet and faceplate, #17446 on the breastplate and brails. While the top and bottom numbers are not matching, being only 34 numbers off from each other indicates they likely mixed up at a military base.

The standard configuration for this model utilized oval windows on the sides, and a round threaded window on the front. The 12 bolt pattern used 4 brails. The back of the bonnet features an air fitting and exhaust. The front window or port threads on & off. The top (bonnet) and bottom (breastplate) also thread apart just as they should. The helmet has a classic design element found in many period illustrations of divers.

The helmet is in very nice original condition. The copper body and brass hardware are easily distinguishable and exhibit a nice color. The helmet is complete with all its glass, 12 wing nuts, 4 brails, exhaust valve, air fitting, spitcock valve, dumbbell safety latch, window guards, neck ring gasket, air vents. Numerous signs of use via small working dents on the bonnet give this helmet a look and feel that could never be obtained artificially.

When collecting antique diving helmets a major factor to consider is the overall appearance. If you enjoy helmets or antiques in general with authentic use that retain their original appearance, this helmet should then seriously be considered. Even from a distance, this piece of diving history radiates an aura of mystique combined with hard work and underwater adventure!

The display stand shown in the photos is not included. The option to purchase one after the auction will be provided.

All diving helmets in this auction will be accompanied by a certificate of authenticity from Nations Attic. The certificate will have a unique number that will match the number on a tamperproof hologram decal placed inside the helmet. This information will be kept on permanent file at Nations Attic and help ensure the provenance of the helmet and authenticity. and help ensure the provenance of the helmet and authenticity. This helmet will also come with a 2nd COA from a noted collector, further strengthening its provenance.

All items will be shipped with a signature required upon delivery and full insurance either via FedEx or the USPS Priority Mail. Worldwide shipping is available; however, no ocean freight will be offered on large items. DHL Express is an option for international shipments under 600 pounds via air. Payment via bank wire for customers outside the USA is required. A shipping quote prior to the auction can be provided by emailing your postal code.