Original WWII U.S. CDIA 88-C-590 8 Day Clock for Aircraft by Waltham with Wood Case Nepalese Cache Extras The original chin strap and

The original chin strap and attachment loops are completely missing

8" L x 12" H (833mm x 300mm)

The main spring is however a bit weak

which looks to be part of a "42" date

so we were not able to locate the maker markings

Original WWII U.S. CDIA 88-C-590 8 Day Clock for Aircraft by Waltham with Wood Case Nepalese Cache Extras The original chin strap andOriginal Item: Only One Available. This is an excellent example of the Waltham 8 day CDIA (Civil Date Indicator, Aeronautical) clock. These were used in various applications, including Aircraft or any other situation where a compact clock with low light visibility was a must. We have heard that they may have been used in Submarines, but we have not been able to confirm this. It is contained in the original wood box with locking lid. The controls are