Signed Coro Pin

Coro had a long history of making fine jewelery. They started business in the early 1900's. Emmanuel Cohn was part owner in the business. Cohn died in 1910, but the business name remained Cohn & Rosenberger. The corporate name "Coro" was adopted in 1943.
In 1969 the family sold 51% of the Coro stock to Richton, Intl. Corp., who bought the remaining stock in 1970. Richton also owned the Oscar de la Renta brand. By 1979 all the Coro companies, except the Canadian company, were bankrupt. It was sold to a South American company in 1992 & also went bankrupt.