This is a Civil War Georgia state seal coat button. Horstmann & Allien NY back mark. This style button was not plated.See the photos for more detail. Items are guaranteed to be genuine. I have over 20 years experience in the antique business. But I also go to shows. The item "Civil War Georgia State Seal Coat Button Horstmann & Allien NY Bkmk" is in sale since Tuesday, September 22, 2020. This item is in the category "Collectibles\Militaria\Civil War (1861-65)\Original Period Items\Buttons".
The seller is "regimentalheadquarters" and is located in Fredericksburg, Virginia. This item can be shipped to United States.