The automatic calibre 9R65 movement used is the hand made and manufactured in-house at Shinshu watch studios, Japan. It has the amazing accuracy rating of +/- 15 seconds a month. Spring Drive is solely powered by a mainspring, but unlike most mechanical watches, uses a unique Tri-Synchro Regulator system as opposed to a traditional escapement. All components for this movement are made in-house.
This watch comes complete with box , instructions, warranty papers, and remaining Grand Seiko warranty.
91N649