1946 Bulova 24 hour Dial, 15J 10BC movement, Bronze & White 24 hour dial with White and Black hour markers, Gold hour and minute hands, Black sub-secons hand. 10K RGP Bezel and stainless back. Case measures 26mm diameter, 32mm lug to lug and 14mm between lugs.Old Speidel Calfskin strap with marked buckle.
I have seen these call "Pan American Pilot's " watches, and it does resemble the Pan American made by Gruen.
One recently sold on everybodys favorite auction site for $171.50