Watch List notes:

Thailand, Northern Kingdoms. Lannathai AR Tamlung (5 Northern Baht = 4 Siamese Baht). Chiengsen mint, 1296-1558. Irregular double curved shape, 'sen' (mint), '4' and issue mark stamped in Thai to either side. Mitchiner, Non-Islamic 2750-2754; Numista #196594. 64.19g, 27mm x 25mm.

Condition as seen.

From a private Australian collection;
Acquired from Martin Daniel (Sydney), 29 December 1989.