Grand Seiko Heritage

The Grand Seiko Heritage, reference STGF385, has a steel case measuring 28.9 mm in diameter and has a bezel set with diamonds. The dial's snowflake pattern evokes wind-swept snowfields in the Hotaka mountains; the bezel contains 44 diamonds. Measuring 35.4 mm lug-to-lug, the case is 8.8 mm thick; water resistance is rated to 100 metres; the watch has a date display. Timekeeping is provided by quartz calibre 4J52, which operates with a precision of ±10 seconds per year. A steel bracelet closes with a folding clasp with push button release. Above the dial is a dual-curved sapphire crystal, with anti-reflective coating on its inner surface.