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| 正面描述 | Two male figures in high relief facing each other across a dynamo machine, depicted in a scene commemorating Zénobe Gramme's invention. The bearded figure on the left, representing Gramme, is shown examining the early dynamo with a second figure on the right. The polished field provides a mirror-like background contrasting with the detailed relief composition. |
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| 正面文字 | Latin |
| 正面铭文 | 登录 以查看详情 |
| 背面描述 | The date 1869 in large numerals at the center of the field, flanked above and below by ornate decorative scrollwork borders in a blackened engraved style. Two small hallmarks, including a .925 silver fineness mark, appear at the base of the field. |
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