| Base Third-farthing of William IV (1835) |
| Diameter: 16.25mm |
| Weight: 1.5800g |
| Fineness: 1.000 Copper |
| Obv: | Bare head of William IV right |
| GULIELMUS IIII DEI GRATIA date |
| Rev: | Britannia seated right on rock holding trident and resting shield against right side, floral emblem below |
| BRITANNIAR: REX FID: DEF: |
| These coins were struck for use in Malta. |