VS upgraded version of SBF integrated movement OMEGA Omega SEAMASTER Seamaster Series Planet Ocean Mi M Coaxial Master Chronometer 42mm 42mm Diving Watch. 30.42.20.01.001 Stainless Steel Brushed Case Partially Polished Bezel Made of Black Ceramic, Decorated with White enamel diving scale word ring scale is not easy to wear and fade. Ratchet type countdown bezel rotates counterclockwise in one direction. Dome-shaped sapphire mirror coated with anti-reflective film and polished black ceramic dial, laser engraved ripple pattern, calendar window at 6 o'clock, hollow pointer and The embossed hour scales are rhodium-plated and covered with Super-LumiNova luminous coating, blue and green two-color luminous, green luminous minute hand display and green luminous dot on the bezel are used for diving oxygen countdown, multiple waterproof screw-in crown, can really go into the sea Wear it for diving, conical shaped helium escape valve, corrugated edge design, transparent case back, beautiful movement of the movement can be clearly seen, replica movement, brushed steel strap, the strap can be removed like the original one with screws on both sides, and the middle is independent Fixed rod design with foldable double snap buckles, with push-button fine-tuning extension, which can be opened and extended to be worn on the surface of the diving suit when diving. The watch diameter is 42mm. Produced by VS factory.