It is the dedication of a priest of the imperial cult, having contributed to the financing of seats for the senators (assembly of notables) of Segodunum. Inscription on both sides.
Transcription : - Side A : ... / F . VO / SACER / ET . AV / CAE / SENATV / DE . SVO
- Side B : ...GIS / CVS / ROMAE / VSTI / ARIS / I.SEDILIA /
O . DEDIT
Transliteration : - Side A : ... / f(ilius) Vol[t(inia tribu) ...] / sacer[dos Romae] / et Au[gusti] / Cae[saris / senatu[i sedilia]/ de suo [dedit]
- Side B : ...[rigis] / [Flac ?]cus / [sacerdos] Romae / [et aug]usti / [Caes]aris / [senatu]i sedilia / [de su]o dedit
Translation : - ...GIS / F VO ... CVS / SACER ... ROMAE / ET . AV.VSTI / CAE.ARIS / SENATVI SEDILIA / DE SVO DEDIT
- ... [...]rigis / f(ilius), Volt(inia tribu), [Flac?]cus, / sacerdos Romae / et Augusti / Caesaris, / senatu sedilia / de suo dedit
- (Flac)cus, son of (...)rix, enrolled in the Voltinia tribe, priest of Rome and of Augustus Caesar, donated, from his own funds, seats for the senators.