1890's Victorian Bar Pin w/ Black Enameling and a Purple Amethyst looking stone

This is a Beautiful 1890's Victorian Bar Pin with Black Enameling and it has a Purple Amethyst looking stone. It has (2) leaves on either side of the Stone that are Enameled with a slight Green touch of color. This Bar Pin appears to be a low Caret Rolled Gold or it has a heavy Gold Plating on it. It is a real attractive and early Bar Pin. It measures 2 1/8" in length by 1/2" in width.