10k Gold Swarovski Zirconia Studs (1 cttw) 10K White gold stud earrings embellished with round brilliant cut Swarovski Zirconia (1 cttw) Set with four prongs, 10K white gold friction back posts ensure earrings are secure Cubic Zirconia is an affordable diamond alternative that reveals brilliant shine and a meticulous cut. Each Swarovski Zirconia is Laser Engraved as a seal of authenticity and guarantees the highest quality diamond simulant in the world Made in the USA