Grand Seiko Evolution 9 Spring Drive U.F.A Ushio 300 Diver 40.8mm Watch wedding-band Wrap yourself in the warmth

Wrap yourself in the warmth and brilliance of the Hearts on Fire 18 Karat Yellow Gold Optima Wrap Ring

Functionality: The watch is designed for impeccable timekeeping

A 42mm Super Titanium™ case in grey DLC solidifies the design

Key features include a perpetual calendar

and Simply TACORI crescent fabric decorates the inner face

Grand Seiko Evolution 9 Spring Drive U.F.A Ushio 300 Diver 40.8mm Watch wedding-band Wrap yourself in the warmthIn 2025, Grand Seiko unveiled the Spring Drive Caliber 9RB2, a groundbreaking movement that received the then new U. F. A. designation, standing for Ultra Fine Accuracy. Boasting an annual accuracy rate of 20 seconds, Caliber 9RB2 earned the distinction of being the most accurate wristwatch movement powered by a mainspring.* This model is powered by Caliber 9RB1, featuring an improved construction that makes it ideal for sporting conditions while