All-black ceramic Ocean Universe 600 meters “Black of the Deep Sea” anti-scratch, not afraid of old! 1: Equipped with VS self-produced one-piece 8906 movement, one-piece natural rubber belt. 2: Breakthrough, Oujia patent, bottom cover, one-step positioning, “naiad” lock structure, can be locked by rotating a little, and the bottom cover font always maintains a fixed position. Ensure that the locking does not affect waterproof. (Ceramic processing is more than 10 times more difficult than metal processing) 3: The inner and outer structures are polished by the whole piece of ceramic. 4: Ceramic and titanium logo inlay technology, ceramic titanium metal buckle.
