10 Kobo

发行方 Nigeria
年份 1973-1976
类型 Standard circulation coin
面值 10 Kobo (0.10 NGN)
货币 Naira (1973-date)
材质 Copper-nickel (75% Copper, 25% Nickel)
重量 4 g
直径 22.86 mm
厚度 1.3 mm
形状 Round
制作工艺 Milled
方向 Medal alignment ↑↑
雕刻师 Geoffrey Colley
流通至 2007
参考资料 KM#10.1, Schön#41
正面描述 The arms of Nigeria with the country name above and the date below.
正面文字 Latin
正面铭文 FEDERAL REPUBLIC OF NIGERIA UNITY AND FAITH 1976
背面描述 Oil palms to the right with the number `10` to the left and the word `kobo` below making the denomination.
背面文字 Latin
背面铭文 10 kobo
边缘 Reeded Security Edge
铸币厂 Nigerian Security Printing and
Minting Company Limited, Lagos, Nigeria
Royal Mint, Llantrisant, United
Kingdom (1968-date)
铸造量 1973 - - 340 870 000
1973 - Proof - 10 000
1974 - -
1976 - - 7 000 000
Numisquare 编号 7100188020
附加信息

Historical Context: The 1973-1976 10 Kobo coin was issued during a pivotal period in Nigerian history, following the Civil War and under military rule, initially by General Yakubu Gowon. This era marked the nation's transition to a decimal currency system, replacing the Nigerian Pound with the Naira and Kobo in 1973. This monetary reform was a significant step in asserting Nigeria's economic independence and national identity, coinciding with the burgeoning oil boom.

Artistry: While the specific engraver for this circulating issue is not widely documented, the coin's design adheres to a post-colonial modern African stylistic school, emphasizing national symbols. The obverse prominently features the Nigerian Coat of Arms, depicting an eagle, two horses, and a shield, embodying strength and unity. The reverse design showcases the denomination "10 KOBO" alongside a stylized oil palm tree, a powerful emblem of Nigeria's agricultural heritage and natural resources.

Technical/Grading: Struck in copper-nickel (75% Copper, 25% Nickel), weighing 4 grams and measuring 22.86 millimeters, this coin typically exhibits good strike quality due to its durable alloy. For grading, collectors should examine high-points for wear. On the obverse, key areas include the eagle's head, horses' manes, and shield details. On the reverse, full definition of the individual fronds and the textured trunk of the oil palm tree are critical indicators of a strong strike and minimal circulation wear.

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