Florenza art glass pin book piece.
Signed Florenza, this pin is set with art glass stones, including turban glass stones and gold frosted imitation onyx, as well as curved simulated pearls and rhinestones in many colors and shapes.
This pin is pictured on page 124 of Marcia "Sparkles" Brown's book "Signed Beauties of Costume Jewelry".
Florenza was a New York City company and produced signed jewelry from 1950 until 1981. This is a wonderful example of the gorgeous costume jewelry they made.