| Issuer | Portugal |
| Year | 1370-1383 |
| Type | Standard circulation coins |
| Value | 1 Grave = 14 Dinheiros |
| Currency | Libra (1st Dynasty, 1128-1383) |
| Composition | Billon (.250 silver) |
| Weight | 2.0 g |
| Dimensions | 22 mm |
| Thickness | |
| Shape and Technique | Round (irregular) Hammered |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | Gomes#Fe 12 |
| Obverse description | King`s initial `FR` on centre with `P` at 03:00H. Secret symbol at 09:00H (See comments). |
| Obverse script | Latin (uncial) |
| Obverse lettering | + SI : DnIS : / MICII : AI : / TO : |
| Reverse description | Central Shield with 4 castles around making a cross. `P` at 3rd quadrant |
| Reverse script | Latin (uncial) |
| Reverse lettering | + FERNANDVS : REX : PORTV |
| Edge | |
| Mint | P Porto, Portugal |
| Mintage | ND (1370-1383) P
/ P - AG#Fe 12.01 (Obv. with secret symbol on left of `F`) - ND (1370-1383) P / P - AG#Fe 12.02 (Obv. without secret symbol) - ND (1370-1383) P / P - AG#Fe 12.03 (Obv. with cross on left of `F`) - |
| Catalog ID | 2771569230 |
| Comments |
