Coro jewelry, Cohn & Rosenberger, was founded in New York by Emanuel Cohn and Carl Rosenberger in 1901/1902 and incorporated in 1913. A factory was established in Providence, Rhode Island in 1911. Known for costume jewelry. This is a beautiful piece. Vintage and previously owned item show age related wear and tear. Sold “as is." Please carefully review the photos to make your own evaluation of the cosmetic condition and appearance of this item, and ask any questions prior to purchase. Thanks for supporting my closet.