From classic hoops and studs to big and bold shapes, the styles of Carla are perfect for you. ... For the fashion icon in you, Nancy B Jewelry finds the perfect balance ... From new jacket style earrings to new modern necklaces. At Carla, we live by four standard principles: Quality, Service, Trust, and Dependability. All of our manufacturing is done in our main factory located in East Providence, RI or our Los Angeles, CA Design Studio. Some of our processes are unique to Carla which makes our jewelry so distinct.