Remove the butt plate. There will be a hole. There should be a slotted screw at the bottom of the hole. Use a long screwdriver and be careful to not damage the stock.
The value of a 1905 model D single barrel choke bored Diamond Arms shotgun is actually dependent upon a number of things. Most importantly the condition of the shotgun.
The Diamond Arms 16 gauge shotgun was manufactured by the Diamond Arms Company, which was based in the United States. The company produced a range of shotguns and rifles, primarily in the early to mid-20th century. Diamond Arms shotguns are often noted for their craftsmanship and durability. Specific details about the company's history and production can vary, as it is less well-known compared to larger manufacturers.
50-100 USD
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i saw one in 90% condition sell for $150.
$35-$75, depending on condition.
No published sn data available.
$35-$90, depending on condition.
The Diamond Arms Co. 410 shotgun with serial number 92725 was likely manufactured in the 1930s or 1940s, as this company produced firearms during that period. However, for a precise manufacturing date, it would be best to consult a firearms expert or reference specific production records, as Diamond Arms Co. did not maintain extensive documented records.
You can find parts for a 12 gauge Diamond Arms shotgun at several places, including specialty gun shops, online retailers like Brownells or MidwayUSA, and auction sites such as GunBroker. Additionally, you might consider contacting Diamond Arms directly or looking for parts at gun shows. Local gunsmiths may also have access to parts or could help source them.
About $50-$75 as a mantle decoration.
Single shot: $25 to $75, Double barrel: $100-$200, depending on condition.