Bison Buffalo Head Brooch Pin Sterling SilverHand carved and cast bison buffalo brooch pin in sterling silver by artist and designer Paxton Mobley. Our buffalo bison brooch attaches using a sterling silver stick pin design. All of our cast pins brooches, including this sterling silver bison buffalo pin brooch, are created from original hand carved designs by Paxton and come hand signed by the artist. Our brooches come packaged in an attractive gift box along with a black velvet storage bag, a