58th Advanced Course of Aircraft Engine Mechanics 1944 Graduation Commemoration Watch Fob/皇紀2604年第五十八期高等科整備術(陸上小型専修)卒業記念章

Private collection. Photos courtesy of the owner.

Obverse

飛 - Aircraft
高 - Advanced
整 - Maintenance

reverse

皇紀2604年 - 1944

第五十八期高等科整備術 - 58th Advanced Course [Engine] Maintenance

(陸上小型専修) - (Ground small size [aircraft] specialization)

卒業記念 - Graduation Commemoration


Engraved

渕山正春 - Masaharu Fuchiyama

Marked with unreadable 純銀 - pure silver.