| Issuer | Portugal |
| Year | 1900 |
| Type | Standard circulation coins |
| Value | 100 Réis |
| Currency | Real (decimalized, 1835-1910) |
| Composition | Copper-nickel |
| Weight | 4 g |
| Dimensions | 23 mm |
| Thickness | 1.3 mm |
| Shape and Technique | Round Milled |
| Orientation | Coin alignment ↑↓ |
| Engraver(s) | |
| In circulation to | 1911 |
| Reference(s) | KM#546, Gomes#C1 07, 01# |
| Obverse description | The central wreath around the shield of Portugal with a crown above, with lettering around the edge, and the date at the bottom within a beaded border |
| Obverse script | Latin |
| Obverse lettering | CARLOS I REI DE PORTUGAL
* 1900 * (Translation: Carlos I King of Portugal 1900) |
| Reverse description | The central circle with horizontal lines contains the value with a leaf at each quarter, with a flower between each quarter outside the circle within a beaded border |
| Reverse script | Latin |
| Reverse lettering | 100 REIS |
| Edge | Reeded |
| Mint | |
| Mintage | 1900 - - 16 000 000 |
| Catalog ID | 3225956920 |
| Comments |
