The setting is Gold Filled. The main stone type is black onyx. The color overall is black. The accent beads are real white freshwater pearls, one a coin pearl & one a round pearl with small gold filled beads. The overall pendant width is approx. 1". The overall pendant height is approx. 1-3/4". The thickness is approx. 5 mm. The bail opening size is approx. 7 mm. This is considered a medium pendant. This piece is labeled with the Roycroft Renaissance Mark.