Born from the ancient, primordial depths of the earth, this Heart Key Style Gold Plated White Opal Pendant whispers secrets of a long-forgotten world.This pendant has weight 2.9 GRM Approx,16.82 MM Approx width,25.3 MM Approx length.It was believed that wearing a Heart Key as a Pendant will open physical, intellectual, or spiritual barriers and give access, or attract riches of all nature.This gemstone owns the power to enhance the charm and passion of love. Opal turns its wearer into a loving, caring and affectionate person.