1 Cash - Zhenglong Yuanbao, Tin imitation

Issuer Malay peninsula
Year
Type Standard circulation coin
Value 1 Cash
Currency
Composition Tin
Weight 0.86 g
Diameter 16.0 mm
Thickness 1.1 mm
Shape Round with a round hole
Technique
Orientation
Engraver(s)
In circulation to
Reference(s)
Obverse description Four Chinese ideograms read clockwise, segmented by line. Second and fourth character has been given simplified form.
Obverse script Chinese
Obverse lettering  正 寶 隆  元
(Translation: Zhenglong (3rd era of Wanyan Liang, 1156-1161) / Original currency)
Reverse description
Reverse script
Reverse lettering
Edge Plain
Mint
Mintage ND - -
Numisquare ID 6321493500
Additional information

Historical Context: This 1 Cash coin, a tin imitation of the Zhenglong Yuanbao, originates from the Malay peninsula. The original Zhenglong Yuanbao issues were cast during the Jin Dynasty's Zhenglong era (1156-1161) in China. Its presence in Southeast Asia underscores China's profound economic and cultural influence. Malay polities frequently produced local versions of Chinese cash coins, often in base metals like tin, to facilitate small transactions and local commerce, addressing a need for standardized currency.

Artistry: As an imitation, a specific engraver or traditional stylistic school is not applicable. This piece exemplifies local craftsmanship attempting to replicate the established Chinese cash coin design. The obverse typically features the four characters "Zhenglong Yuanbao" (正隆元寶) read clockwise around a square central hole. While aiming for fidelity to the Jin prototype, the execution often exhibits rustic or simplified calligraphy, reflecting local artisans' interpretation rather than refined imperial minting standards.

Technical/Grading: Cast from tin, a relatively soft metal, this coin typically presents less sharp detail than its bronze Chinese counterparts. Common characteristics include slightly uneven rims, potential casting flaws like minor voids or rough patches, and less precise character rendering. The specified dimensions of 0.86 grams and 16.0 millimeters are consistent with a small denomination cash coin. High-points for assessing strike quality are the raised characters and the outer and inner rims, which often show varying degrees of definition.

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