Watch List notes:

BHUTAN: AV proof set, 1966, KM-PS2, 40th Anniversary of the Accession of Jigme Wangchuk, comprising KM-33 (1 sertum), KM-34 (2 sertums), and KM-35 (5 sertums), 598 sets authorized, AGW 1.884 oz, all in proof condition, in original case of issue, set of 3 gold coins, R.

Estimate: 2,800-3,250 USD