- Highly recommended: S Factory Seamaster series 300m diving watch, exclusively available online with unparalleled quality. The movement features a brand new, original Japanese automatic mechanical movement from Citizen, achieving zero repairs, accurate t.mes
keeping, and strong practicality with 100% waterproof capability. The glass is made of high-definition double anti-reflective sapphire glass. The ceramic bezel is made from imported ceramic, complemented by a blue sapphire moon pearl at the 12 o'clock position (aesthetic and premium). The hands are coated with Super-LumiNova luminous material, featuring blue and green dual-color luminescence, with the minute hand displaying green luminescence and a green luminous dot on the bezel for diving oxygen countdown. The dial corresponds to the boutique Seamaster 300 ceramic surface process, visually surpassing ordinary oil-press techniques. The case is made of 316L stainless steel and features the only original ceramic unidirectional rotating timing bezel in its class. The side of the case includes a pressure relief valve consistent with the original. The case dimensions are 42mm in diameter and 11mm in thickness, perfectly matching the official specifications. Please verify the bottom cover ear position code: 89238899.