Watch List notes:

Tibet, Qian Long (1792), pattern ½-Sho, 1.90g, Diam. 18.5 - 19.0mm, 57th year, obv. inscription: chan lung thung pa ´u ("current money of Qian Long" and "57" in central square). rev. inscription: bod kyi/rin po che ("Tibetan precious [coin]") (LM-635A, C# 65), The only example on PCGS Population Report. PCGS XF45, #45306808, beautifully toned, of the highest degree of rarity.

Estimate: 240000 - 320000