Amazon.com: Peora Created Black Fire Opal Stud Earrings for Women in 14 Karat White Gold, Classic Solitaire, Cushion Cut 6mm, 1 Carat total, Friction Back: Clothing, Shoes & Jewelry
18K Gold Bar Gemstone Stud Earrings - The Chubby Paw
6.0mm Opal Solitaire Stud Earrings in 10K Gold | Zales
Opal and Pearl Cloudburst Earring - Single – WWAKE
Shaw Contemporary Jewelry
Mineral and Matter Opal Medium Size Stud Earrings
4 mm White Australian Opal Earrings | 14k Recycled Gold — Mineralogy