| Emitent | Empire of Vietnam |
|---|---|
| Rok | 1440-1442 |
| Typ | Standard circulation coin |
| Nominał | 1 Cash |
| Waluta | Cash (970-1868) |
| Skład | Copper |
| Waga | 3.67 g |
| Średnica | 25 mm |
| Grubość | |
| Kształt | Round with a square hole |
| Technika | Cast |
| Orientacja | Medal alignment ↑↑ |
| Rytownik(zy) | |
| W obiegu do | |
| Źródło(a) | Barker#31.1, Toda#53 |
| Opis awersu | Four Chinese ideograms read top to bottom, right to left. |
|---|---|
| Pismo awersu | Chinese (traditional, regular script) |
| Legenda awersu | 大 寶 通 寶 (Translation: Đại Bảo Thông Bảo Đại Bảo (2nd era of Lê Thái Tông, 1440-1442) / Universal currency) |
| Opis rewersu | Blank (uniface). |
| Pismo rewersu | |
| Legenda rewersu | |
| Krawędź | Smooth. |
| Mennica | |
| Nakład | ND (1440-1442) - - |
| ID Numisquare | 2372483830 |
| Uwagi |