Retailer Antique Triple Oval Tigers Eye Brooch Silver Plated

Pictured is an antique tigers eye gemstone brooch in a silver plated setting. The base metal appears to be possibly copper or brass. Piece retailer using a C Clasp typical of 1850-1910. The stones are approximately 1/2" x 2/8" inch. The piece weighs 5.9 grams. If you can focus in on the pictures you will notice piece was hand made. Unmarked.