Omega Seamaster Diver 300M 42mm Blue Dial Steel Ref. 210.30.42.20.03.001 – Full Set
The Omega Seamaster Diver 300M is one of the ultimate modern luxury dive watches. Featuring a striking blue ceramic dial with laser-engraved wave patterns and a matching blue ceramic bezel with white enamel diving scale, this reference represents the pinnacle of tool-watch design and precision engineering.
Powered by the automatic Omega Co-Axial Master Chronometer Calibre 8800 (resistant to magnetic fields up to 15,000 gauss), this 42mm steel timepiece comes completely outfitted on its iconic stainless steel bracelet.
Key Features:
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Model: Omega Seamaster Diver 300M Co-Axial Master Chronometer
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Reference: 210.30.42.20.03.001
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Case: 42mm Stainless Steel with Helium Escape Valve
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Dial: Blue Ceramic with Laser-Engraved Wave Pattern & Date Window at 6 o'clock
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Bezel: Blue Ceramic Unidirectional Rotating Bezel with White Enamel Scale
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Movement: Omega Calibre 8800 Automatic (METAS-certified Master Chronometer)
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Bracelet: Stainless Steel Omega Seamaster Bracelet
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Inclusions: Full Set – Original International Warranty Card, Master Chronometer Card, and Pictograms Card
Terms & Guarantee:
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Fixed Price: Our prices are strictly firm and non-negotiable.
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1-Year Warranty: Includes our standard 1-year in-house mechanical warranty.
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100% Original: All parts are guaranteed genuine; any aftermarket components will always be explicitly mentioned.
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Inquiries: Please refrain from sending automated/ChatGPT inquiries or asking about service and owner history. Serious buyers are always welcome!





