Coro mesh four leaf clover Faux Pearl rhinestone signed vintage St Pats ME

Thanks for looking at my ITEM What we have here is a beautiful signed Coro silver tone mesh faux pearl rhinestone pin brooch It’s good luck! This is gorgeous Coro is a super power house of costume vintage Jewelry!I have only seen this item in gold tone with a faux pearl so this is a RARE one. Please super size the pictures so you can see the beauty of this pieceHeart shaped leaves on this wonderful Coro mesh four leaf clover. faux pearl center This is charming; bring your luck with you. SIZE: 1 1/2 x 1 1/4" Coro Jewelry History and Marks CORO/COHN AND ROSENBERGER c. 1900-1979 Coro jewelry, Cohn & Rosenberger, was founded in New York by Emanuel Cohn & Carl Rosenberger in 1901/1902 & incorporated in 1913. A factory was established in Providence, RI in 1911. With offices or plants in New York & Providence; at times they had a presence in Chicago, Los Angeles, San Francisco, Miami, Toronto, England and Mexico. Great Britain mechanical patents have been found in the name of Corocraft from 1961 until 1969, which documents actual production in England (courtesy Mary Walden-Till). Cohn died in 1910, but the name remained Cohn & Rosenberger. The corporate name "Coro" was adopted in 1943. Rosenberger died in 1957, & his son Gerald, who succeded him, died in 1967. 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 backrupt. Gene Verri was the head designer and personally responsible for many, many of Coro's famous designs. Adolph Katz signed many of the patents only as a representative of the company. Information confirmed by Ron Verri , Gene's son -- 9/8/05. Designers for Coro according to Brunialti: Gene Verrecchia [Verri] --1933 to the end of the 1963 (he and his son Ron own Gem-Craft) Charles E. Pauzat--1939-1940's Oscar Frank Placco --1934-1945? Robert Geissman--1938 Sidney Pearl--1941 Carol McDonald--1940 Lester Gaba--1941 Marion Weeber --1940-1941 Victor di Mezza--1950 **According to Jim Katz, the first instance of Coro necklace using a J hook is July 15, 1948: Coro manufactured most of their own jewelry. However, when needed, they would have other companies make some of their jewelry. Hedison manufactured some jewelry for Coro. Catamore manufactured all Coro's "precious metal" jewelry, until about 1970 when Coro started making their own