Grand Seiko " Katana

August 16, 2026

2025 Grand Seiko SBGA491 “Katana” Spring Drive Green Dial 40mm Full Set

The Grand Seiko SBGA491 is a stunning U.S. Special Edition that embodies the artistry and precision for which Grand Seiko is renowned. Inspired by the traditional Japanese katana, its textured green dial reflects the appearance of shingane, the resilient inner core of a samurai sword, creating remarkable depth and changing character with every shift in light.