Brass US button type thing. Found with replica civil war belt buckles. 1" across : r/whatisthisthing
Texas - Hanover Brass Foundry Reproduction Military Belt Plates
Lot 4 Waterbury 1/2” Federal Buttons Infantry Reproduction Civil War Eagle | eBay
Authentic Civil War Union Eagle Button 1861-1865 | Gettysburg Museum
Virginia State Seal Button | Civil War Artifacts - For Sale in Gettysburg
Tennessee State Seal button - Looking Back- The Civil War in Tennessee - Tennessee Virtual Archive
Real Civil War buttons? | Antiques Board
Civil War Buttons - Etsy
Brass Reproduction Indian Wars Civil War Buttons Badges Replacement Parts | eBay
Ridgeway Reference Library, Civil War plates and buckles
Buttons Blockade Runner Civil War Sutler Suttlery Page 29 Buttons, bone buttons, penny buttons, cast brass buttons. 7-10-23
Dixie Civil War Relics Catalog
Brass and Pewter Buttons from Civil War Era | Waterbury | Federal Eagle | CSA | State
Script I Uniform Button, Confederate Infantry P. Tait, and Montgomery - Etsy
Lot - (4) Civil War Confederate States Navy Buttons
Sold at Auction: Civil War & Military Buttons
Lot 4 Waterbury 1/2” Federal Buttons Infantry Reproduction Civil War Eagle | eBay
Civil war Navy Union buttons | Collectors Weekly
Civil War buttons
Rectangle and Sword Belt Plates C.S. and C.S.A. & Confederate Buttons - Hanover Brass Foundry Reproduction Military Belt Plates
Civil War U.S. General Service Brass Eagle Uniform Buttons
Confederate One-Piece Cast Block "I" White Metal Coat Button | Relic Hunting & Collecting
Ridgeway Reference Library, Civil War plates and buckles
