Sterling silver, 22k Gold accents. Gorgeous natural surface golden rutile in quartz, (mined in Brazil) paired up with black quartz druzzy. doulble hinged so they have a lot of movement. NOTE: Not light but not very heavy either...they swing a lot and have two stones so not an all day long earring.....they are for a party or a night out! PLEASE LOOK AT ALL THE VIEWS TO SEE THE SCALE. EXCHANGES ONLY.