1969 Seiko KS Superior Chronometer Officially Certified 4502-8010

 Overhauled, beautiful 1969 Seiko KS Superior Chronometar Officially Certified Hi-Beat hand winding watch.

Caliber 45 ticking at 10 beats per second, is considered by many to be Seiko's finest hand winding movement.

NOS genuine KS acrylic crystal.

New Seiko black leather strap.

Genuine KS buckle available for additional 15,000 yen. 

There are some small nicks on the case and few small scratches on the backcase but considering its age, I think it is in pretty good condition. 

Dial is beautiful and nearly flawless. 

Movement is clean, healthy and runs very very well. 

It takes about 50 turns to fully wound the mainspring and power reserve is about 43 hours.
Daily difference is about 5 secs.