Grand Seiko Heritage Collection SBGE281 Spring Drive watchProduct Highlights Featuring a dial color close to black with a midnight blue hue, this Spring Drive GMT model combines Grand Seiko's classic case design. The Spring Drive movement in this watch is characterized by a sweeping seconds hand that glides smoothly across the dial, harmonizing with the passage of time. The movement is controlled by an integrated circuit, ensuring the natural flow of the seconds hand. With a power reserve of approximately 72