large 10mm Freshwater semi round pearls on gold plated large circle gold plated hook Simple yet chic large freshwater Pearl on gold plated hook it comes with silicon back and the studs at the back are not aloy and not gold plated This item is made of delicate materials and is all the wires and hooks are gold plated, please refrain from spraying alcohol, perfume, water, cream directly on this earring for a long lasting shine