Kingdom of Laos (1591-1707) - Burma/Siam, Tok or Pig mouth money, this piece of cast silver with an arcute opening, a hollow interior and a very high domed top was used in the area from Chiang Mai in the east to the Shan States in the west and used as money and in payment of dowry (Opitz p.250; MNI.2800+, ca. 108 g.), c.1615-1871. Rare in this condition and size and in extraordinary state of preservation