Grand Seiko Heritage Collection 40mm

Grand Seiko Heritage 9F85 – Absolute precision in quartz with timeless design

The evolution of the 9F calibre

The Grand Seiko Heritage 9F85 is the latest expression of excellence in Japanese quartz watchmaking. Equipped with the new 9F85 calibre, this model features an innovative time-difference adjustment function that allows the hour hand to be moved without stopping the seconds hand, preserving its remarkable precision even when changing time zones.

Refined design with Zaratsu polishing

The 40 mm stainless steel case combines polished and brushed surfaces, achieving a refined, three-dimensional aesthetic. The Zaratsu polishing, characteristic of Grand Seiko, delivers a flawless mirror finish without distortion, while the sapphire crystal with inner anti-reflective coating ensures perfect dial visibility. The slim bezel and enlarged crystal create a sense of openness and clarity.

Superior precision anywhere

The 9F85 calibre maintains exceptional accuracy of ±10 seconds per year, far exceeding conventional quartz standards. Additionally, its 10-bar water resistance and 4,800 A/m magnetic resistance ensure reliable performance in any situation.

Comfort and functionality

With a thickness of just 10.6 mm and a balanced weight of 148 g, this model sits comfortably on the wrist. The three-fold clasp with push-button release ensures both security and ease of use. Its calendar-linked time adjustment function offers a practical experience for travelers and professionals.

A modern classic for everyday wear

The Grand Seiko Heritage Quartz 9F85 combines the millimetric precision of Japanese technology with a sober and timeless design, making it the perfect choice for both everyday use and special occasions.