This is a New York Standard Co. (Jersey City, NJ) gold filled full hunter case antique pocket watch. Has seconds hand dial. Case is marked Philadelphia Watch Case. Same beautiful engraving of bird in flight with various scrolls on both sides of case. Movement serial number 131291, model 21. Movement is 27.94 mm in diameter, size 000 (3/0). Outside diameter of case is 35 mm. Estimated production year 1912. 7J (not marked on movement). Original model run 105,000. Registry population (known population of surviving examples) 86. A pretty rare survivor. Very good pre-owned antique condition, running, seems to keep good time but may need tiny fast/slow adjustment. Crystal is present, in good condition. No wear or rubbing in gold. Couple of tiny black spots inside case.