1904 Russo-Japanese War Declaration Commemorative Compass/明治三七年二月十日宣戦發布征露記念方位磁石記章

See also https://asiamedals.info/threads/189...ficers-and-privates-noinori-naru-hi-ni.27364/

Size 40 x 25 mm.

In the center of reverse

征露記念 - Attacking Russia

around the reverse

明治三七年二月十日 - February 10th, 1904

宣戦發布 - Declaration of War

Owner mounted it on a pocket watchchain.

 

Same compass before cleaning.

 

Under a different light.
Photos courteously of the owner.