5 Kobo

発行体 Nigeria
年号 1987-1989
種類 Standard circulation coin
額面 5 Kobo (0.05 NGN)
通貨 Naira (1973-date)
材質 Copper-nickel
重量 2.8 g
直径 20 mm
厚さ 1 mm
形状 Round
製造技法 Milled
向き Medal alignment ↑↑
彫刻師 Geoffrey Colley
流通終了年 1991
参考文献 KM#9.2, Schön#44
表面の説明 Coat of arms of Nigeria, date below.
表面の文字体系 Latin
表面の銘文 FEDERAL REPUBLIC OF NIGERIA FUNITY AND FAITH, PEACE AND PROGRESS 1989
裏面の説明 Cocoa beans.
裏面の文字体系 Latin
裏面の銘文 5 kobo
Reeded
鋳造所
鋳造数 1987 - -
1988 - -
1989 - -
Numisquare ID 7653954820
追加情報

Historical Context: The Nigerian 5 Kobo coin, issued 1987-1989, circulated during General Ibrahim Babangida's military regime. This era was defined by the Structural Adjustment Program (SAP), an economic reform initiative for diversification and inflation control. Despite these efforts, the kobo faced persistent devaluation. This denomination thus reflects Nigeria's economic challenges and the government's attempts to stabilize its currency in a post-oil boom period.

Artistry: The coin's design exemplifies a utilitarian nationalistic style, typical of post-colonial African coinage. The engraver, likely an anonymous mint artist, prominently featured national symbols. The obverse displays Nigeria's detailed Coat of Arms: an eagle, two horses, and a shield with the Y-shaped confluence of the Niger and Benue rivers, above the national motto. The reverse presents the denomination alongside the Akoko leaf, a culturally significant indigenous flora symbolizing tradition and authority, reinforcing national identity.

Technical/Grading: Struck in copper-nickel, weighing 2.8 grams and measuring 20 millimeters, this coin generally exhibits good durability. For grading, examine high-points for wear. On the obverse, critical areas include the eagle's fine feathering, the horses' musculature and manes, and intricate shield details. On the reverse, the delicate veins of the Akoko leaf and the sharp edges of the numerals are key indicators of strike quality and preservation. Full details in these areas signify a superior strike and higher grade.

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