1971 Seiko Chronometer Officialy Certified 5625-7040

Serviced (Aug 10 2022) 1971 Seiko KS Superior Chronometar Officially Certified HI BEAT automatic.
Model number 5625-7040.

Case size 36mm without the crown x 42mm x 10.5mm
Lug width 18mm
New mineral crystal
New dark blue genuine leather belt

Blue grey dial and hands are in good condition.

There are scratches on the case but overall appearance is good.
Gold medallion on the back is original, not the fake gold replacement found on many KSs.

Caliber 5625 features manual and integrated automatic winding with hacking and quick set date.
Everything works as it should.

Accuracy is good. After 3 days on auto winder, it gained 2 secs