Brooches Jewels : Satyr with the child Dionysus. Cameo. Sardonyx-agate. 1st century B.C. Inv. No. … 15 August 2018 3375 Brooches Jewels : Satyr with the child Dionysus. Cameo. Sardonyx-agate. 1st century B.C. Inv. No. 25880. Naples, National Archaeological Museum.