Really nice all original  "Beau Brummel" in two tone case.  Case is gold filled, white bezel and back with yellow center.  Dial is original with luminous numerals and nice set of factory luminous hands.  Case is in very high  condition with no wear.  Movement is a Model 307 with seventeen jewels and secometer seconds disk.  Rare in two tone case and with secometer seconds.  Case measures 29mm x 38mm overall with neat vintage   strap.  Rare variation of the "Beau Brummel" in two tone case....running great...ready to go!