Circa 1880, this brooch is 1&1/2" in diameter and is made up of 3 bloodstone & 3 orange & banded agates. There are six synthetic gemstones - 1 purple, 2 orange & 3 red. These are bezel-set and have a threaded bottom which screws in between the natural agates. It has a loop to be worn as a pendant also. the metal is coin silver & weighs 14.4 grams. There are a couple of minor dents in the back and the synthetic gems are slightly abraded.