Yupoo OMEGASEAMASTER Seamaster Ocean Universe 300m 300m Coaxial Master Chronometer 42mm 42mm Diving Watch 21030422001001 Stainless Steel Brushed Case Partially Polished Bezel Made of Black Ceramic Decorated with White Enamel Diving Scale The scale is not easy to wear and fade, ratchet countdown bezel Counterclockwise rotation, dome-shaped sapphire mirror, coated with anti-reflective film, polished black ceramic dial, laser-engraved ripple pattern, calendar window at 6 oclock, hollow hands and embossed hour markers, rhodium-plated and covered with SuperLumiNova luminous coating, blue and green two-color luminous The green luminous minute hand display and the green luminous dot on the bezel are used for diving oxygen countdown. The multiple waterproof screw-in crown can be worn for real diving in the sea. The conical shape of the helium exhaust valve is corrugated edge design. Transparent case back. The beauty of the movement is clearly visible. Replica 8800 Movement: Stainless steel brushed strap. The strap is disassembled in the same way as the genuine product. It has screws on both sides and an independent fixing rod in the middle. Designed with folding double snap buckles. With push and fine adjustment, it can be extended and wearable. When diving, open the extension and wear it on the surface of the diving suit. The diameter of the watch is 42mm. Produced by JVS factory