Note Description | PrAg | G | VG | F | VF | VF EPQ | 40 | 40 EPQ | 45 | 45 EPQ | 50 | 50 EPQ | 53 | 53 EPQ | 55 | 55 EPQ | 58 | 58 EPQ | 60 | 60 EPQ | 61 | 61 EPQ | 62 | 62 EPQ | 63 | 63_EPQ | 64 EPQ | 65 EPQ | 66 EPQ | 67 EPQ | 68 EPQ | 69 EPQ | 70 EPQ |
1983
| 23389 | 20 Colones 1983-88 Issue COS252a | | | 16 | 24 | 32 | 41 | 50 | 67 | 85 | 92 | 106 | 116 | 135 | 146 | 167 | 180 | 205 | 220 | 251 | 269 | 304 | 304 | 330 | 339 | 366 | 384 | 394 | 415 | 431 | 463 | 515 |
1983
| 56019 | 20 Colones 1983-88 Issue Banco Central COS252s | | | 111 | 139 | 175 | 216 | 262 | 317 | 381 | 405 | 453 | 481 | 537 | 568 | 631 | 666 | 737 | 777 | 856 | 901 | 990 | 990 | 1051 | 1072 | 1137 | 1182 | 1206 | 1253 | 1289 | 1361 | 1477 |