Original U.S. Civil War Colt 1851 Navy .36cal Percussion Revolver made in 1861 - Serial No 100964 Japanese Flags with later war produced models

with later war produced models having blacked alloy handles

which matches the partial serial number stamped onto the cylinder (25)

The bakelite cup has a maker mold mark

documented

They are also marked on the left side with the specifications:

Original U.S. Civil War Colt 1851 Navy .36cal Percussion Revolver made in 1861 - Serial No 100964 Japanese Flags with later war produced modelsOriginal Item: Only One Available. The Colt Navy Model 1851 Percussion Revolver in . 36 caliber was widely used by both sides in the U. S. Civil War. The Colt Revolving Belt Pistol of Naval Caliber (i. e., . 36 cal), later known as the Colt 1851 Navy or Navy Revolver, is a cap and ball revolver that was designed by Samuel Colt between 1847 and 1850. Colt first called this Revolver Ranger model, but the designation Navy quickly took over. It remained