Pre Civil War 1st Regiment Massachusetts Volunteer Militia Coat Button

Non dug gilted brass Massachusetts 1st Regiment Volunteer Militia coat button. This button is listed in Albert's as MS 41. The front has great gold and detail. The front has a hunting horn with a number 1 inside it, with Old English initials M V M above. The reverse has a c.1855, small depressed, R & W. ROBINSON * EXTRA RICH * backmark. The shank is straight. This button measures 23 mm in diameter. $80