WWII'ish 2 register Chronograph.
Stainless Steel Case measures 38mm lug to lug x 32mm wide non inclusive of the Crown using Calipers.
Original Butler finish Dial shows luminous Military Standard Arabic numerals. Open outer chapter numerically calibrated at 5 Second intervals and Bulova signature are printed Black. A constant Seconds sub Dial numerically calbrated at 20 second intervals appears fully obscuring the 9 and a 30 Minute sub Dial numerically calibrated at 10 Minute intervals appears fully obscuring the 3.
Hour and Minute Hands are luminous. Constant Seconds Hand is Modern style and the 30 Minute register Hand is Index style. Flyback Center Seconds Hand is 10 AKSCH style.
Steel Crown and pushers are original.
Snap fit Caseback is Stainless Steel.
* 13 AK Movement is a Swiss Valjoux 23 signed Bulova Watch Co.
1/14/2012 - Many thanks to Jeff at Time Restoration for Service on the Chrono.