| توضیحات روی سکه | Circular centerpiece ornamented, between fruity laurel wreaths and with smooth surface, bearing the legend `20 / DECIM` in two horizontal lines. Surrounding it in a semicircular upper form, the legend `BANCO NACIONAL` and under the excerpt `BUENOS-AYRES / 1831 in two horizontal lines. Small triangle drawing with horizontal striping. |
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| خط روی سکه | |
| نوشتههای روی سکه | BUENOS - AYRES 1831 BANCO NACIONAL 20 DECIM |
| توضیحات پشت سکه | Inside a striped circle of azure with the legend `ARDESCIT ET VIRESCIT` Phoenix bird extended with the head turned to its right by where a portion of radiant sun appears. Graph similar to the obverse. |
| خط پشت سکه | |
| نوشتههای پشت سکه | ARDESCIT ET VIRESCIT. |
| لبه | Plain |
| ضرابخانه | |
| تیراژ ضرب | 1831 - - |
| شناسه Numisquare | 1602468230 |
| یادداشتها |