Grand Seiko Heritage

The Grand Seiko Heritage, reference SBGA259, is a Spring Drive watch with a 41 mm titanium case. Above the dial is a dual-curved sapphire crystal, with anti-reflective coating on its inner surface. Measuring 49 mm lug-to-lug, the case is 12.5 mm thick; water resistance is rated to 100 metres. The watch has a date display, a power reserve indicator, and a see-through case back. The titanium bracelet has a folding clasp with push button release. The seconds hand moves across the dial with a continuous glide motion. Approximately 72 hours of power reserve is provided by Spring Drive calibre 9R65, with 30 jewels.