Victorian French Jet Glass Mourning Brooch

Antique mourning brooch.
Victorian brooch with faceted glass stones.
Signed “Acker” or “Packer”.
Oval glass surrounded by smaller round glass pieces.
Has dents in outer oval metal frame.
Pin back has a bend.
Center glass has scratches.
C closure.
Good antique condition.
Measures approximately 2.25 inches by 1.75 inches.