House of Harlow pendant necklace jewelry

Necklace is in good condition and kept in a clean smoke free home. The chain to the end of the pendant is a 9” drop. Mobile pendant is a triangle 2” X 2” X 2”. It’s not removable. Pendant has an abstract design drawn with color black over gold and a glass dome top that has a triangular point as well. Approximate depth 3/4”. Not sure of material - it’s gold tone , Nicole Ritchie brand. #jewelry #necklace #pendant