1 Fare - Key System Oakland, California
€1.00
| Location | United States |
| Year | |
| Type | Transportation token |
| Composition | Steel |
| Weight | 1.8 g |
| Diameter | 16.5 mm |
| Thickness | 1.20 mm |
| Shape | Round |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |
| Edge | Plain |
| Period | Federal republic (1776-date) |
| Reference(s) | AC#CA 575 K |