50 Fils - Isa Planchet Trial

Émetteur Bahrain
Année 1965
Type Coin pattern
Valeur 50 Fils (0.050 BHD)
Devise Dinar (1965-date)
Composition Copper-nickel
Poids 3.1 g
Diamètre 20 mm
Épaisseur
Forme Round
Technique Milled
Orientation Medal alignment ↑↑
Graveur(s)
En circulation jusqu’à
Référence(s)
Description de l’avers Mint mark of the British Royal Mint
Écriture de l’avers
Légende de l’avers
Description du revers Mint mark of the British Royal Mint
Écriture du revers
Légende du revers
Tranche Reeded
Atelier
Tirage ND (1965) - - 1
ID Numisquare 2266561490
Informations supplémentaires

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.

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