Tokyoflash Kisai Keisan Watch
- Keisan combines a raised convex bubble lens with optical technology precisely engineered to diffuse the advanced low energy Japanese LEDs, creating a bright, magnified lighting effect. A streamlined, one motion design, Keisan is made from high grade aluminum to ensure a lightweight, comfortable feel on your wrist & is finished with a pristine polished alumite coating that has a smooth, bright appearance, unlike any other material.