Grosso agantano
€432,381.00
| Issuer | Volterra, Bishopric of |
| Year | 1291-1301 |
| Type | Standard circulation coins |
| Value | 20 Deniers (5⁄3) |
| Currency | Grosso Agontano |
| Composition | Silver |
| Weight | 1.70 g |
| Dimensions | 20 mm |
| Thickness | |
| Shape and Technique | Round (irregular) Hammered |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | CNI XI#3 , MIR#613 |