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South African Mint · South Africa
Big Five Rhinoceros 1 oz Gold
1 troy oz — 99.99% Goldgoldcurrent
Big Five series gold coin featuring the white rhinoceros.
Physical Specifications
| Mass | 31.107 g |
| Troy Ounces | 1 oz |
| Diameter | 32.69 mm |
| Thickness | 2.8 mm |
| Edge | reeded |
| Purity | 99.99% Gold |
| Fineness | 0.9999 |
| Density | 19.3 g/cm³ |
| Face Value | 50 ZAR |
| Series | Big Five |
| First Minted | 2020 |
Authentication Reference
Use these values to verify an authentic Big Five Rhinoceros 1 oz Gold. All tests can be performed with a digital scale, callipers, and the EON ping tester.
Weight
31.107grams
Use a 0.001 g digital scale. Calibrate first with a known object (a €2 coin = 8.50g).
Dimensions
Diameter32.69mm
Thickness2.8mm
Use plastic callipers (not steel — avoid scratching). Or use the camera tool with a bank card as reference (ISO 7810: 85.60mm × 53.98mm).