Hamilton Thinline 6504 Watch MOVEMENT_Quartz This copy actually came straight

This copy actually came straight from the author

with nice Patina

A curious 4 digit (8147) apparently factory engraved or roll marked number also appears on the case back adding a bit of added mystery to this excellent example

showing some light brassing

and GMT (Greenwich mean time)

Hamilton Thinline 6504 Watch MOVEMENT_Quartz This copy actually came straightOffered is this FULLY SERVICED circa 1968 Hamilton Thinline 6504 watch that winds, sets, and runs great. The watch keeps excellent time. It has a very nice tonneau shape. BRAND: Hamilton GENDER: Mens CASE: Stainless Steel Back with 10K RGP Bezel CASE BACK: Marked 10K RGP Bezel, Stainless Steel Back, Hamilton, and inside marked Hamilton W. Co., Lancaster, PA., 10K. RGP Bezel, Stainless Steel Back, P220883, Star W. C. Co., 917668 BAND BRACELET: Brand