Gilt Brass Civil War W. H. Horstmann RMDC Vertical Anchor Navy Coat Button

Fine non dug Civil War 2-piece gilt brass Navy coat button. The front has a centered droop wing eagle perched on a vetrical anchor. The reverse has a c.1850's RMDC W. H. Horstmann backmark. The shank is straight. It measures 22 mm's in diameter. $65