| Object Number | 29-128-858 |
| Current Location | Collections Storage |
| Culture | Graeco-Roman |
| Provenience | Mediterranean |
| Period | Graeco-Roman Period |
| Date Made | 50 BCE-400 CE |
| Section | Mediterranean |
| Materials | Sard |
| Technique | Intaglio |
| Iconography | Oedipus | Theban Sphinx |
| Description | Sommerville: Sard. Intaglio. Oedipus and the Sphinx. Intaglios and Their Imprints, Case BBB. Vermeule: Sard. Intaglio. (Ringstone) Oedipus threatening sphinx, right. Graeco-Roman. |
| Height | 1.5 cm |
| Width | 1.1 cm |
| Credit Line | Bequest of Maxwell Sommerville, 1904 |
| Other Number | 858 - Sommerville Gem Number |
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