china-tang-dynasty-circa-621-ad-907-ad-first-cast-in-621-ad-continued-throughout-the-tang-dynasty-item
DenominationKaiyuan Tongbao (開元通寶)
Country / EmpireChina (Tang Dynasty)
Obverse DesignFour Chinese characters '開元通寶' (Kāiyuán Tōngbǎo) arranged around a central square hole, read top-bottom-right-left.
Reverse DesignTypically blank. Some variations exist with a crescent moon, dot, or other small symbols, often near the rim or hole, which may indicate specific mints or periods.
