カタログ
| 発行体 | Marshall Islands |
|---|---|
| 年号 | 1989 |
| 種類 | Non-circulating coin |
| 額面 | 50 Dollars (50 USD) |
| 通貨 | Dollar (1986-date) |
| 材質 | Silver (.999) |
| 重量 | 31.1 g |
| 直径 | 38 mm |
| 厚さ | 3 mm |
| 形状 | Round |
| 製造技法 | Milled |
| 向き | Medal alignment ↑↑ |
| 彫刻師 | |
| 流通終了年 | |
| 参考文献 | KM#56 |
| 表面の説明 | Seal of the Marshall Islands, value & date |
|---|---|
| 表面の文字体系 | Latin |
| 表面の銘文 | REPUBLIC OF THE MARSHALL ISLANDS $50 JEPILPILIN KE EJUKAAN 1989 |
| 裏面の説明 | PROBE IN OUTER SPACE SHOWING ORBITS OF PLANETS |
| 裏面の文字体系 | Latin |
| 裏面の銘文 | FIRST PROBE BEYOND THE SOLAR SYSTEM-1983 50 FIFTY DOLLARS |
| 縁 | Reeded |
| 鋳造所 | |
| 鋳造数 |
1989 - Proof - 25 000 |
| Numisquare ID | 3961011400 |
| 追加情報 |
Historical Context: Issued in 1989 by the Republic of the Marshall Islands, this 50 Dollars coin commemorates humanity's first probes venturing beyond the solar system. While Voyager 1's interstellar crossing occurred later, the coin reflects contemporary excitement for deep space missions, particularly the Voyager program, which had already explored the outer planets. As a newly independent nation (1986), the Marshall Islands frequently issued commemorative coinage on globally significant themes to establish its numismatic presence and generate revenue.
Artistry: The specific engraver for KM#56 is not publicly documented, typical for modern commemorative issues. The design adheres to a realistic, illustrative stylistic school, common for scientific themes. The obverse features the national coat of arms, while the reverse prominently depicts a stylized space probe, strongly evocative of the Voyager spacecraft, set against a star-filled void. This artistic choice effectively conveys the vastness of space and humanity's emissary venturing into the unknown, capturing the coin's ambitious theme.
Technical/Grading: Struck in .999 fine silver (31.1 grams, 38 millimeters), this issue was likely produced to proof standards, exhibiting frosted devices against mirrored fields. Key high-points for grading include the intricate details of the space probe, particularly its antennae and scientific instruments, and the fine stars on the reverse. On the obverse, the details within the Marshall Islands' coat of arms, such as the native canoe and coconut tree, should be crisp. A strong, even strike is paramount for optimal eye appeal.