See also https://asiamedals.info/threads/46th-class-of-advanced-aviation-maintenance-1942-graduation-commemorative-watch-fob-1942.29031/.
Specimen from the collection of Raymond LaBar. Photos courtesy of the owner.
Reverse
皇紀二千五百九九年 - 1939
第二十五期高科 - 25th Class of Advanced Course
卒業記念 -...
1939年第二十五期高科整備術練習生卒業記念章
25th class of advanced aviation maintenance badge
aviation maintenance graduation watch fob
imperial japan aviation school graduation badge
imperial japanese aviation watch fob
imperial japanese navy school graduation badge
第二十五期高科整備術練習生卒業記念章
