Case back
inscription: TYPE A-17/ SPECIFICATION MIL-W-6433/ MFR'S. PART
NO.10616-CS-12-24/ MFR'S. SERIAL NO. 31458/ ORDER NO. DA-36-038-ORD-8290/
STOCK NO.6244-10616-CS-12-24/ WALTHAM WATCH CO./ U.S. PROPERTY
Case back inside: STAR WATCH CASE CO/ STAINLESS STEEL