Western Han Dynasty. Circa 179 AD, AE "Si Zhu Ban Liang" (2.8 g, 24.3 mm). Probably mis-spelled as "Liang Liang" instead of "Ban Liang". Issued under Emperor Wen Di. Scratch on the obverse. Fine.
During this reign, private coinage were allowed in public circulation, mostly of these lighter Ban Liang coins were issued by private moneyers. Estimate Value $50 - 60
Ex Dr. Patrick Tan Collection.