Thailand. Rama IV (3 in Lot). Gold Bullet Money. 1807-1868-. Lot of 3 Thailand. Kingdom of Siam. Rama IV. Gold Pod Duang (Bullet Money). 1807-1868. Half Baht, 7.6g, Monogkut & Chakra. KM C166. Quarter Baht, 3.9g, Chakra & (? Unclear) KM C165. 1/8 Baht, 1.9g, P'ra Tao. KMC 154. All are VF to EF condition.
Bullet coins began being used in the 13th and 14th century and were made of both gold and silver. The gold comes in denominations ranging from 1/32 to 4 bahts. They are all stamped with symbols representing the chakra as well as the stamp for the ruler.