10 Kobo

発行体 Nigeria
年号 1987-1990
種類 Standard circulation coin
額面 10 Kobo (0.10 NGN)
通貨 Naira (1973-date)
材質 Copper-nickel
重量 4 g
直径 22.8 mm
厚さ 1.2 mm
形状 Round
製造技法 Milled
向き Medal alignment ↑↑
彫刻師 Geoffrey Colley
流通終了年 2007
参考文献 KM#10.2, Schön#45
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 UNITY AND FAITH, PEACE AND PROGRESS 1988
裏面の説明 Oil palms to the right with the number `10` to the left and the word `kobo` below making the denomination.
裏面の文字体系 Latin
裏面の銘文 10 kobo
Reeded security edge
鋳造所
鋳造数 1987 - -
1988 - -
1989 - -
1990 - -
Numisquare ID 2372319880
追加情報

Historical Context: Issued between 1987 and 1990, the Nigerian 10 Kobo coin circulated during the military regime of General Ibrahim Babangida. This era was marked by significant economic reforms, including the Structural Adjustment Programme. The continued production of this fractional denomination underscored the persistent need for small transactional currency amidst fluctuating economic conditions and a period of political transition, reflecting everyday financial realities for the Nigerian populace.

Artistry: The 10 Kobo coin design reflects a functionalist post-colonial African stylistic school, typical of its era. While specific engraver details are not widely documented for standard circulation issues, the coin likely originated from a European mint commissioned by the Central Bank of Nigeria. The obverse prominently features the Nigerian Coat of Arms, depicting an eagle, two horses, and the national motto "Unity and Faith, Peace and Progress." The reverse displays the denomination "10 KOBO" and the year, framed by a pair of stylized cocoa pods, symbolizing Nigeria's agricultural heritage.

Technical/Grading: Struck in copper-nickel with a weight of 4 grams and a diameter of 22.8 millimeters, this coin generally exhibits a robust strike. Key high-points for assessing grade include the eagle's head and the horses' heads on the obverse's Coat of Arms. On the reverse, full detail on the stylized cocoa pods and crispness of the "KOBO" lettering are crucial indicators. Higher grade specimens should show sharp separation of the heraldic elements and complete definition within the agricultural motif, often prone to early wear in circulation.

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