Movement circa 1957 is marked with. Hamilton- 992B- 21 Jewels- U. And 6 Positions- SN#C461712. This manual stem wind, lever set, 21 jewel, size 16 movement is running nice. Movement is housed in a beautiful Hamilton case model #15 Display Case, Stainless Steel. Looks very nice and clean and runs good. Hamilton #525 double sunk dial is in very nice condition with one hire line above the 11:00 position. Hard to see without magnification. They’re in perfect condition. Nice and clear no scratches or chips. Both front bezel and back bezel screw on and off nice and smooth and seal tight. The bow is tight and moveable no signs of wear and the crown looks really good. The crown does wind and set nice no problems. Outer edge of case looks really good with no wear that I can see. Please see pictures for more detailed description and condition. I will accept reasonable offers. The item listed above has been described in good faith to the best of my knowledge. If you are unsatisfied please contact me before leaving any feedback. I will do my best to resolve the issue.