Danh mục
| Đơn vị phát hành | Bahrain |
|---|---|
| Năm | 1965 |
| Loại | Coin pattern |
| Mệnh giá | 50 Fils (0.050 BHD) |
| Tiền tệ | Dinar (1965-date) |
| Chất liệu | Copper-nickel |
| Trọng lượng | 3.1 g |
| Đường kính | 20 mm |
| Độ dày | |
| Hình dạng | Round |
| Kỹ thuật | Milled |
| Hướng | Medal alignment ↑↑ |
| Nghệ nhân khắc | |
| Lưu hành đến | |
| Tài liệu tham khảo |
| Mô tả mặt trước | Mint mark of the British Royal Mint |
|---|---|
| Chữ viết mặt trước | |
| Chữ khắc mặt trước | |
| Mô tả mặt sau | Mint mark of the British Royal Mint |
| Chữ viết mặt sau | |
| Chữ khắc mặt sau | |
| Cạnh | Reeded |
| Xưởng đúc | |
| Số lượng đúc |
ND (1965) - - 1 |
| ID Numisquare | 2266561490 |
| Thông tin bổ sung |
Historical Context: In 1965, Bahrain, under Sheikh Isa bin Salman Al Khalifa, initiated a pivotal phase of monetary independence. The introduction of the Bahraini Dinar and its subsidiary coinage replaced the Gulf Rupee, asserting national sovereignty. This 50 Fils "Isa Planchet Trial" signifies a crucial pre-production stage, testing the chosen copper-nickel alloy for the new currency. It reflects the meticulous planning behind establishing a robust national monetary system during a period of significant transition.
Artistry: The artistry of this 50 Fils piece, though a trial, reflects the modern numismatic aesthetic of the era, likely influenced by British minting traditions. The engraver, unrecorded, executed a design characteristic of Bahrain's early independent coinage. The obverse typically featured the national emblem or a depiction of Sheikh Isa bin Salman Al Khalifa, symbolizing identity. The reverse displayed the denomination in Arabic and English, with the date, utilizing clear Arabic calligraphy and a clean, authoritative composition.
Technical/Grading: As a planchet trial, the primary technical interest resides in the copper-nickel alloy (3.1g, 20mm). This piece was assessed for its suitability for mass production, focusing on malleability, die-fill, and wear resistance. High-points include raised elements of any central emblem, the ruler's effigy, and intricate Arabic script flourishes. A successful trial would exhibit uniform metal flow, a sharp strike, and strong cartwheel luster, demonstrating the alloy's capacity to render fine details and withstand the striking process.