Attractive Marcasite Brooch by Roman shop

Vintage Marcasite open work Flower Brooch with black stone center.

From the website www.nasvete.com:
Originally, founded in 1973 by Melvin Roman in Chicago, Roman Company produced brand jewelry skillfully imitating expensive jewelry. . . . The company used high quality materials and was famous for its performance.
According to jewelry lovers and collectors of vintage costume jewelry, excellent quality of materials has always distinguished Roman jewelry. The company has worked for just over 10 years, so shop its decorations are very rare.