Medusa Head Gold Tone Metal Mogul Colored Glass Cabochon with Imitation Pearls & Enamel Brooch. Black enamel surrounds a silver tone metal Medusa Center. Center design is surrounded with 4 Mogul Colored Cabochons, and 4 Imitation Pearls. Brooch Measures approximately 2 1/4 inches by 2 1/4 inches. The height measures approximately 5/8 inches.