Black Rhinestone Floral Japanned Vintage Brooch, Victorian Style

This is a beautiful black rhinestone floral brooch with Japanned (black enamel) backing.  The center rhinestone is prong set and round.  The next row is smaller chaton cut rhinestones, also in black crystal glass.  The next row is black marquise cut rhinestones and the outside row is chaton cut round black rhinestones.  There is a rolling c clasp on the back.  It is unsigned and pre-owned.  All stones are in place.   #1611