A beautiful circular piece with visible mint mirror especially on the obverse.
Definitely rare in such a good state of preservation.
Obverse: centrally in the rim: 壹/圓, in the further rim: ᡩᠠᡳᠴᡳᠩ ᡤᡠᡵᡠᠨ ᡳ᠋ ᠪᠠᡩᠠᡵᠠᠩᡤᠠ ᡩᠣᡵᠣ ᡳ᠋ ᠣᡵᡳᠨ ᡳᠯᠠᠨᠴᡳ ᠠᠨᡳᠶᠠ ᠠᠮᠠᡵᡤᡳ ᠨᠠᠮᡠ ᡳ᠋ ᡨᡝᡨᡠᠨ ᡧᡠᡵᡩᡝᡵᡝ ᡴᡡᠸᠠᡵᠠᠨ ᠸᡝᡳᡵᡝᡥᡝ, in the outer rim: 清大 造局器械洋北 - 年三十二绪光;
Reverse: dragon, in the rim legend:
TA.TSING.TWENTY.FOURTH.YEAR.OF.KWANG HSU./PEI.YANG.ARSENAL;