1971 Seiko GS 5646-7010

 Serviced, 1971 Seiko GS, 25 jewels hi beat automatic watch with not often seen navy dial, in good condition. 

Mat, dark navy dial has bit of patina in form of tiny purplish dots, evenly spread all over. It's imposible to see it with naked eye. 

There are some nicks on the case, bezel and caseback. 

New crystal. 

New Bambi cowhide leather strap. 

Movement is clean, healthy and runs very well with good accuracy. 

Plastic star for date quick set replaced with metal one. 

White date disc replaced with black one from 56KS Vanac.