Engraved Gem
2nd century A.D.
Erotes engage in an uncertain activity; to the right, an Eros stands on a boxlike structure and operates a lever(?); a butterfly flies before him; to the left, another Eros holds a figure (a herm?) attached to a tall post, which is being erected by a third Eros, who flies above; groundline.
Images courtesy of The Metropolitan Museum of Art (CC0)