Grand Seiko introduced its revolutionary Spring Drive Caliber 9RB2 just over a year ago, at Watches & Wonders 2025 in Geneva. It was notable as the first movement from the Japanese high-horology house to achieve its new “U.F.A.” designation, whose initials stand for “Ultra Fine Accuracy.” The...
The new Day-Date utilizes 'Jubilee Gold' on the case, bezel, and President bracelet, using a more subtle 18-karat gold alloy for the first time, developed and produced in-house by Rolex.
