Gorgeous set from a great designer! This brooch with matching earrings features lots of sparkle in a gold and silver plated setting, The sapphire blue stones provide a striking complement to the crystal clear stones. The brooch measures 1 3/4 inches in diameter while the clip style earrings measure 1 1/4 inches. Each piece is signed; you can see in the photos that the brooch is signed "Nettie Rosenstein" in script. This set is featured on page 236 of "Classic American Costume Jewelry" by Jacqueline Rehmann. Ms. Rosenstein was a fashion designer who made jewelry to complement her fashions. Her well-made jewelry was often made with sterling and rhinestones featuring traditional heraldic symbols.. Softer romantic designs, including Victorian styles with cameos, were also made, as was plastic figural jewelry.