The Spring Drive SBGA461 200m Diver’s watch is engineered for the serious diver, offering unparalleled legibility and security in the depths of the ocean. Lumibrite indexes at all twelve hour marks, including at three o'clock, enhance visibility in low-light conditions. The bezel is marked with 60 distinct indicators and five numerals, providing crucial reference points for precise timekeeping. Each hand is meticulously designed to stand out clearly against the dial, while the triangular marker at twelve o'clock ensures accuracy even in deep waters.

The screw-down crown and uni-directional rotating bezel add an extra layer of security, preventing water ingress and enabling precise elapsed time measurement. The anti-reflective coating on the crystal's inner surface minimizes glare, ensuring optimal visibility in bright underwater conditions. Every component is built to last, exemplifying Grand Seiko's commitment to durability and reliability.

The Spring Drive SBGA461 is a testament to Grand Seiko's dedication to crafting timepieces that excel in extreme environments. Its advanced features and meticulous design provide divers with the confidence they need to explore the depths. This watch is not only a precision instrument but also a steadfast companion for those who rely on it in critical situations.