Watch List notes:

BULGARIA: 10 Leva (2004) in silver (0,999) commemorating the National Theater Centennial. National arms, date and denomination below on obverse. Theater Ivan Vazov on reverse. Inside slab by NGC "PF 69 ULTRA CAMEO / IVAN VAZOV NATL. THEATRE / 100TH ANNIVERSARY". Top pop in NGC. Cert number: 6634254-018. (KM 270) & (Nikolov 349).