Thailand
Rama V Baht RS127 (1908), KM-Y39, AU Details (Surface Hairlines) NGC, cleaned at one time and now heavily toned on the obverse. Very rare one-year type with Rama V facing to the left. The rims on this issue were grooved in order to insert the coin in a special presentation box, presumably for the 40th anniversary of his reign.
Estimate: 2500-3000 USD