Sterling Silver Freshwater White Pearl and White Topaz Earrings (9.5-10 mm) These exquisite stud earrings are made with 9-10 mm freshwater button pearls and round-cut white topaz. This classic pair is set in sterling silver and are secured with butterfly backs. We can offer incredible value because we are involved in every aspect of the jewelry creation process and constantly travel the globe to find the best prices on diamonds, pearls, and gemstones. 30-day money-back guarantee on every purchase.