Image 1 of 2 Image 2 of 2 Four Leaf Clover Stud Earrings $12.00 Four leaf clover studs with green CZ’s made of 24K gold plating over brass. Nickel free & Lead free. Quantity: Add To Cart Added! Four leaf clover studs with green CZ’s made of 24K gold plating over brass. Nickel free & Lead free.