English sterling silver pin with a banded agate stone at its center. Hallmarked on the back for Birmingham 1970 with a maker's mark for W. Johnson and Sons. The agate stone is a lovely marbling that moves from cream to orange. It has the original c clasp and the agate's mounting is reinforced by the silver wings in the back. Measures 2 1/4" by 1 3/4" and is in excellent condition.