Antique Victorian Bar Pin 10K Ostby & Barton Platinum Top Amethyst
Elegant antique bar pin signed OB ( Ostby & Barton) 10K , and the top filigree part I believe is platinum. There is a pretty amethyst stone set into the top. Its a truly beautiful piece of history. 1 3/4" long, and in excellent condition.Perfect for a Downton Abbey Costume or look.