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| 正面描述 | 登录 以查看详情 |
|---|---|
| 正面文字 | 登录 以查看详情 |
| 正面铭文 | 登录 以查看详情 |
| 背面描述 | 登录 以查看详情 |
| 背面文字 | Latin |
| 背面铭文 | 登录 以查看详情 |
| 边缘 | 登录 以查看详情 |
| 铸币厂 | 登录 以查看详情 |
| 铸造量 | 1976 PM - Proof - 600 1978 PM - Proof - 600 1979 PM - Proof ;stylized triskelion privy mark - 500 |
| 附加信息 |
The Isle of Man began issuing its own decimal coinage in 1971 following the Decimal Day reforms, but the decision to strike circulation denominations in platinum was an entirely separate commercial calculation — aimed squarely at the collector and bullion market rather than any pocket. The Manx Treasury contracted with Pobjoy Mint, which aggressively marketed precious-metal variants of everyday denominations throughout the 1970s as vehicles for investment and novelty.
Platinum at .950 fineness for a one-penny denomination is a studied absurdity: the intrinsic metal value dwarfed the face value from the moment of striking.