This is a wonderful set.The Butterfly Brooch is large measuring 2.5" at the widest .It is 2" long.The earrings are 3/4" at the widest point on top by 3/4" tall.All three pieces are marked STERLING.There are no missing Marcasites.The earrings have less patina on them then the brooch as they were not worn as often.This set is from the early 1930's The bar pin and clasp are original with no damage.This is a wonderful set from the Art Deco period.From the original owner.