Watch List notes:

COINS. 錢幣, REST OF THE WORLD, 其他國家, Bulgaria, Ferdinand I (1908-18): Gold Proof 100-Leva, 1912, official restrike, 1967-68, struck at Sophia, Obv bust left, Rev crowned arms (Fr 5; KM 34). In PCGS holder graded PR66 DCAM.
Only 1000 pieces struck to commemorate the Declaration of Independence.

Estimate: US$1,500-2,000