Citizen clip version unification (Black Knight arrives) Officially highly recommended Omega Seamaster diving watch exclusive quality on the entire network [movement] equipped with coaxial 8800 splint, corrected movement 8800 restoration all-in-one machine [buckle] steel band adopts the original fine-tuning Clasp [Glass] Blue light mineral arched glass [Case] ​​Made of 316L stainless steel case, equipped with the only one-way rotating ceramic ring in its class, three-degree waterproof, omega