Faceted turquoise stones. 18-karat yellow gold setting. Pierced backs. Made in the USA. About Ippolita: Ippolita Rostagno has lived in New York City for fifteen years, but her heart and creative inspiration remain with her roots in Italy. Though her jewelry collections are modern with clean and simple designs, Ippolita finds her inspiration from ornate Italian artwork and architecture. Her imaginative fusion of gold, diamonds, and precious stones continues to give her a modern edge in the jewelry industry.