BULGARIA: Complete proof set (1980) of 7 coins composed of 1 Stotinka, 2 Stotinki, 5 Stotinki, 10 Stotinki, 20 Stotinki, 50 Stotinki & 1 Lev. National arms within circle and dates 681-1944 on ribbon on obverse. Inside slabs by NGC "PF 66 ULTRA CAMEO”, “PF 69 ULTRA CAMEO (Top pop in both companies)”, “PF 68 ULTRA CAMEO”, PF 69 ULTRA CAMEO (Top pop in both companies)”, PF 69 ULTRA CAMEO (Top pop in both companies)”, “PF 69 CAMEO (Top pop in both companies)” & “PF 69 ULTRA CAMEO (Top pop in both companies)”. Cert numbers: 6633597-028, 6636303-006, 6636419-002, 6636419-015, 6636303-003, 6636303-008 & 6636303-009. (KM 84+85+86+87+88+89+90).