Watch List notes:

Foreign Coins, Thailand, Rama V, Khaotrée Mines, silver jeton, undated (1880), bust l., rev. MINES DE KHAOTRÉE, G et T, 31mm. (Lec.4), certified and graded by PCGS as Genuine Uncirculated Detail, Cleaned, extremely rare
Lecompte notes only one example known - this would be the second.
Estimate: (750-1000 GBP)