14k Yellow Gold 5mm Synthetic Emerald (May) Earrings - Measures 5x5mm - in 14k Yellow Gold - Product Attributes: - Polished - Post Earrings - Synthetic - Width of Item: 5 mm - Length of Item: 5 mm - Earring Closure: Post & Push Back - Earring Type: Birthstone - Finish: Polished - Feature: Solid - Feature 2: Nickel Free Polished ; Post Earrings ; Synthetic - All of our jewelry for women and men are authenticated with a 10K or 14K hallmark and are tested to pass FTC regulations. ::: [ Potential Enhancement Methods: emerald ] - Usually heat treated to improve color and penetrated with oil, wax or resin to improve appearance. Often dyed with color agents. ::: [ Care and Handling: emerald ] - Do not use ultrasonic cleaner or steamer. Avoid sudden temperature changes, steaming and contact with cosmetics, hair spray, perfume and household chemicals. Clean with a damp cloth or soft brush. :::