Grand Seiko Sport

The Grand Seiko Sport, reference SBGA403, has a 44.5 mm titanium case and is a limited edition of 500 pieces. Spring Drive calibre 9R15 has 30 jewels and approximately 72 hours of power reserve. The case measures 14.3 mm thick and 50 mm lug-to-lug, with a see-through case back. The dial pattern represents a lion’s mane, and the watch has a date display and a power reserve indicator. LumiBrite is applied to the hands and indices. A titanium bracelet closes with a folding clasp. The dual-curved sapphire crystal has an anti-reflective coating on its inner surface.