Round Simulated Birthstone Sterling Silver Stud Earrings- December- Simulated Blue Topaz FREE SHIPPING on orders of $30.00 or more - Top Rated Seller - Trusted Since 1952 - 90 Day Guarantee - Easy Returns - Free PalmBeach Jewelry Gift Box Sterling Silver - Quality Stamp (.925) Birthstones, historically sentimental, represent the month in which you or a loved one was born. Earring Style: Stud - Theme: Children's Delightful birthstone earrings enhance your everyday look with delightful sparkle. Set in sterling silver. Specify birth month. Birthstones are simulated gemstones.