For sale is this beautiful, sterling silver and Scottish Agate brooch. It measures 1 1/2" diameter and weighs 11.6 grams. It has an open back piece of caramel and white agate which lets the light shine through nicely. It has its original "T" pin and "C" clasp dating it to the late 1800's and has no cracks, chips, damage or repairs. It has been carefully acid tested to be at least 0.925 sterling silver.