SLGB001 Evolution 9 Spring Drive UFA Platinum 950 37mm - Light Blue on Leather Strap

Evolution 9 celebrates 60 years of Grand Seiko, blending tradition, innovation, and modern practicality in design.

This groundbreaking movement boasts a level of precision defined not by accuracy in seconds per day, week, or month, but by its accuracy over one year – an annual rate of ±20 seconds, making it the most accurate wristwatch movement powered by a mainspring today.

Limited to 80 pieces worldwide.