Sterling Silver Possibly Amethyst Filigree Antique Pin/Brooch

Presented is a beautiful filigree pin/brooch

I believe the stone to be Amethyst but I am not sure.

Sterling silver, acid tested and guaranteed

Antique - dates to the 1910's.

The pin/brooch looks Chinese though I am not positive.

1 1/4 inches long and 7/8 inches wide

Weight: 4.3 grams 

Described by: MEM