口径：2.9cm 重6.5g

 清代机制铜圆的铸造始于1900年(清朝光绪二十六年)，止于1911年(宣统三年)。铸造流通时间尽管只有十余年，但其鼎盛时期全国共有十七省二十局开机铸造铜圆。甯”通“宁”，在清代指江宁，即今天的南京市，此枚大清铜币中心带有“甯”字，证明此币是江南江宁局铸造。在大清铜币的各个省局版别中，存世量最为稀少如以细微区别划分，其版式在千种以上。因此当代铜圆收藏爱好者以收集到十大名誉钱币之“大清铜币”为最大乐事。

The casting of the copper circle of the Qing Dynasty began in 1900 (the 26th year of Guangxu in the Qing Dynasty) and ended in 1911 (three years in Xuantong). Although the casting circulation time is only ten years, in its heyday, there are a total of 17 provinces and 20 bureaus in the country to start casting copper. Ning "Tong Ning", in the Qing Dynasty refers to Jiangning, that is, today's Nanjing City, this large clear copper coin center with the word "Ning", which proves that this coin is Jiangnan Jiangning Bureau casting. In the provincial bureau version of the Daqing Copper Coin In addition, the world's most rare is divided into subtle differences, and its layout is more than a thousand. Therefore, the contemporary copper collection enthusiasts are the biggest pleasure to collect the "big copper coins" of the top ten honorable coins.