The late Hellenistic Grave Monument of Diaphenes, named after the inscription dates to the end of the second century or to the early first century BC. It contains 6 cist graves.
See:
- https://aigai.info/nekropoli
- Yusuf Sezgin, Hasan Malay, An Aeolic Inscription from Aigai in Aeolis: Post Mortem Honours to Diaphanes, Son of Mithrodates, in: Epigraphica Anatolica 50 (2017) pp. 21–24
- Richard Bohn, Jahrbuch des Deutschen Archäologischen Instituts / Ergänzungs-Heft: Altertümer von Aegae, Bonn 1889