These Main and Sterling cultured freshwater pearl drop earrings are effortlessly elegant. Click on this JEWELRY & WATCHES GUIDE to learn about fit, styles, materials and more! These Main and Sterling cultured freshwater pearl drop earrings are effortlessly elegant. Click on this JEWELRY & WATCHES GUIDE to learn about fit, styles, materials and more! FEATURES Length: 25 mm x 10 mm Backings: post Metal: sterling silver Plating: 18k gold flash plated Finish: polished Nickel freeCULTURED PEARL DETAILS Type: freshwater Diameter: 8 mm and 12.5 mm - 13 mm Shape: baroque, button Color: white Size: One Size. Color: Gold Tone. Gender: female. Age Group: adult. Material: Gold Over Sterling.