One-solot coin
Thailand | |
| Value | 1/128 Thai baht |
|---|---|
| Mass | (1860-1869) 4.00 g (1869-1874) 7.00 g (1874-1888) 2.67 g (1888-1905) 2.80 g |
| Diameter | (1860-1869) 23 mm (1869-1874) 32 mm (1874-1888) 20 mm (1888-1905) 19 mm |
| Edge | Reeded |
| Composition | (1860-1874) tin-copper alloy (1874-1905) copper |
| Years of minting | 1860-1905 |
| Obverse | |
| Design date | 1869 |
| Reverse | |
| Design date | 1869 |
The solot (Thai: โสฬส) piece, or the half at coin was a historic Thai currency unit used during the pre-decimal era of the Thai baht. One solot was equal to 1⁄128 of a baht, making it one of the smallest denominations in the traditional Thai monetary system.