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| 正面描述 | 登录 以查看详情 |
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| 正面铭文 | 登录 以查看详情 |
| 背面描述 | The reverse displays an overall vertical V-pattern guilloche underprint covering the entire surface of the note, serving as the principal security design element. |
| 背面铭文 | 登录 以查看详情 |
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| 防伪类型 | 登录 以查看详情 |
| 防伪描述 | Vertical V-pattern watermark extending over the entire surface of the note. |
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Among the earliest formal paper money issued on the Italian peninsula, this note predates the unification period by nearly a century and was produced under the financial administration of the Kingdom of Sardinia during a period of chronic war debt and strained treasury reserves. The Savoyard monarchy had experimented with interest-bearing paper instruments since the 1740s, and by the 1760s the Biglietti di Credito had become a semi-regularized part of state finance rather than a true emergency measure.
The watermark is the primary anti-counterfeiting device — printing technology and engraving sophistication in Piedmont at this date were insufficient to offer much else.