An unusual George III brass clasp for "Chas B, Surgeon"

A small brass clasp crudely engraved "Chas B    Surgeon    HA" dating to around 1780.

Chas, was sometimes used as an abbreviation for Charles.  Possibly the clasp for a medical or instrument bag.  With signs of verdigris to surface.

UK Postage is included in the price on this piece.

Measuring:   3.5 cm x 2 cm

British, c. 1780