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Royal Canadian Mint · Canada
Gold Maple Leaf 1 oz
1 troy oz — 99.99% Goldgoldcurrent
Canada's flagship gold bullion coin and the world's first 99.99% pure gold coin. Features the iconic sugar maple leaf reverse and has been produced annually since 1979.
Physical Specifications
| Mass | 31.1035 g |
| Troy Ounces | 1 oz |
| Diameter | 30 mm |
| Thickness | 2.8 mm |
| Edge | reeded |
| Purity | 99.99% Gold |
| Fineness | 0.9999 |
| Density | 19.3 g/cm³ |
| Face Value | 50 CAD |
| Series | Maple Leaf |
| First Minted | 1979 |
| Ping Frequency | 4,830 Hz |
Authentication Reference
Use these values to verify an authentic Gold Maple Leaf 1 oz. All tests can be performed with a digital scale, calipers, and the EON ping tester.
Weight
31.1035grams
Use a 0.01g digital scale. Calibrate first with a known object (a €2 coin = 8.50g).
Dimensions
Diameter30mm
Thickness2.8mm
Use plastic calipers (not steel — avoid scratching). Or use the camera tool with a bank card as reference (ISO 7810: 85.60mm × 53.98mm).
Acoustic Ping
4,830Hz ±3%
Balance the coin on your fingertip and tap the edge with a pencil or plastic pen. Use the Ping Tester to analyse the ring.