It is a model 520 Stevens but built under the browning pat..... These were sold at Montgomery ward, sears and more...... The gun had a Browning pat as it was p'td by J Browning.....
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Depending on condition, value may be $100-$250. Some govt marked military versions can be higher, but those are scarce.
It is a Stevens shotgun, based on a Browning patent. Inexpensive.
A Browning auto-5 shotgun in 12 gauge with the serial number provided,indicates that it was made by FN of Belguim for Browning in 1905.
Sorry, that is not enough info to identify the gun
I recently acquired a J. Stevens Arms and Tool Co. Mod 520 12 Gage with Browning Pats # Feb. 7-1905, Aug. 27-1907, Some gun enthuse that I have spoken with say it is not worth much more than $150.00, it
what is the question?
c.1905-1915.
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.
You have a model 520. In excellent condition, it is worth less than $200.
What is the value?
Try the Gun Parts Corporation online
Sounds like a model 11, 1905-1947.
AFAIK, Browning never made a 1 gauge shotgun.