Now available for your HDS “Helmets in History” challenge coin collection. Each box is made of solid walnut and holds four coins. The top has an HDS challenge coin embedded, showing the Augustus Siebe helmet logo of the Historical Diving Society.
The set contains all four challenge coins and box with matching numbers. Matching numbers are on a first come basis and only available if not already sold.
These collectible coins are 1.75″ in diameter, are highly detailed, and will be a prized possession for years to come. Each comes in a soft PVC envelope.