Grand Seiko Caliber 9S 20th Anniversary Limited Edition... for $9,775 for sale from a Trusted Seller on Chrono24
Baselworld 2018: Grand Seiko Celebrates the 20th Anniversary of Calibre 9S with Three New High-Beat Limited Edition Watches
Vol.4 The Grand Seiko watch case. A triumph of craftsmanship and hard work.: Caliber 9S celebrates its 20th anniversary | The 9F and 9S calibers in nine chapters | Grand Seiko