Description: Transverse oval, both faces flat. Shape 8–9. Green and red jasper (heliotrope). Damaged at the bottom and top right part of side B, mounted in a post-antique gold setting with a ring. Formerly in the Medici collection.

A: Lion striding to left with seven stars around which the following Greek inscription can be read: σημεα καντευ κοντευ κορνευ κεριδευ δαρυνγω λυκυνξ → variant of σημεα-logos.
B: In the middle, Mithras slaying the bull, wearing a short tunic, a mantle and a Phrygian cap, with a dog at the bull's throat, snake below and a scorpion attacking from behind. The central scene is flanked by Cautes raising a torch on the left side and Cautopates holding a torch on the right side, both of them wearing cap, short tunic and boots. Above, on the left, the bust of Helios with nine rays around the head and a whip; on the right: another bust, probably that of Selene. In the free field: a palm branch with an unspecified object, six stars, two swords, a raven, an arrow, a caduceus (?), a thunderbolt, an eagle, unidentified objects and a radiated crown.

Bibliography
SGG II, 56–57, Fi 59.