
Wristwatches · Wristwatch
Omega Seamaster 007 Diver 300M Titanium (Ref. 210.90.42.20.01.001), 2020
- Maker / attribution
- Omega (maker)
- Date
- 2020
- Historical period
- Contemporary Horology (2010 – Present)
- Country of origin
- Switzerland
- Object type
- Wristwatch
- Materials / technique
- titanium
- Dimensions
- Case 42 mm
- Stock no.
- Product 8315407335607
- Credit line
- Dealer listing, Huntington Company (product 8315407335607)
- Catalogue title (original)
- 2020 Omega Seamaster 007 Diver 300M Titanium - Box and Papers (Ref. 210.90.42.20.01.001) (English)
Editor's note
The dealer's brand field named another maker; the dealer's own listing title identifies the watch as Omega.View the source record (dealer listing) ↗ (opens another website in a new tab)Suggest a correction
Record summary
Catalogued by Huntington Company (dealer) (stock number Product 8315407335607), this is a wristwatch by Omega, made in Switzerland, dated 2020. The Atlas places it in the Contemporary Horology period (2010 – Present) of its Wristwatches collection. Materials and techniques recorded by the source: titanium. Recorded dimensions: Case 42 mm. The record is illustrated with 6 photographs.
Assembled from the source record's structured fields. Dates and attributions are given as the source states them; where a field is missing the Atlas leaves it blank rather than estimating.
Catalogue description
Dealer description — Huntington Company
History and Significance The Seamaster Diver 300M has been one of Omega’s defining modern sport watches since its introduction in the 1990s, combining professional dive capability with everyday wearability. Over the years, the model has evolved technically while maintaining its recognizable design language, including the scalloped bezel, helium escape valve, and strong luminous layout. This titanium execution represents one of the more purpose driven configurations in the current lineup. Omega’s use of Grade 2 titanium significantly reduces weight while maintaining strength and corrosion resistance, making it particularly well suited for extended wear. The matte dial and bezel treatment give this reference a more subdued, tool oriented appearance compared to the glossy ceramic variants, leaning closer to Omega’s military and professional dive heritage. Writer's Thoughts This is the Seamaster for someone who values comfort and restraint over flash. The titanium case and mesh bracelet make it exceptionally light on the wrist, and the muted dial finish keeps reflections to a minimum. It wears easily at 42 mm due to the reduced weight and balanced proportions, and it feels like a watch you can genuinely forget you are wearing until you need it. Our Promise Every watch is carefully inspected, fully vetted, and described with full transparency. This Omega is guaranteed authentic and comes backed by our commitment to honesty, quality, and trust. Specifications Brand: Omega Model: Seamaster Diver 300M Reference: ref. 210.90.42.20.01.001 Year: Modern production Case Material: Titanium Case Size: 42 mm Bezel: Titanium dive bezel with matte insert Dial: Brown matte dial Crystal: Sapphire crystal Movement: Automatic Strap: Titanium mesh bracelet Buckle/Clasp: Titanium folding clasp Contents: Box and papers Condition Case: The Titanium case shows surface wear consistent with normal use. Bezel: Clean overall with minor marks visible. Crystal: Sapphire crystal is clean with no chips or cracks. Dial: Matte brown dial is well preserved with even color and intact luminous plots. Hands: Original hands with matching lume and no visible corrosion. Strap: Titanium mesh bracelet shows light wear from use and remains fully functional. Buckle/Clasp: Titanium clasp with surface marks consistent with wear, operating properly.
Historical context
Contemporary Horology (2010 – Present)
Silicon components, connected watches, optical-lattice research clocks and a thriving independent scene.
Smartwatches became the world's best-selling watches, while mechanical watchmaking focuses on craft, innovation (silicon components, new escapements) and independent makers.
Read the period in the timelineMore wristwatches from this periodEarlier: Mechanical Renaissance
Atlas type guide
Dive and water-resistant watches
Keeping water and dust out of a wristwatch was a long-standing challenge. Rolex's screw-down Oyster case (1926) and Omega's Marine (1932) were landmarks; in the early 1950s Blancpain's Fifty Fathoms and Rolex's Submariner defined the professional dive watch with rotating bezels for timing dives, luminous dials and high water resistance. The ISO 6425 standard (1982) later codified what a 'diver's watch' must do.
Dive watches became icons of post-war design and exploration, and their evolution — helium escape valves, ceramic bezels, saturation-diving depth ratings — records the history of underwater work.
What to look for
- Unidirectional or bidirectional rotating bezel with minute markings.
- Screw-down crown and case back; depth rating printed on the dial.
- Luminous hands and markers (radium before c. 1960, tritium c. 1960–1998, then Super-LumiNova).
- Reference numbers on the case between the lugs or inside the back.
Dating clues
- Screw-down Oyster cases: from 1926.
- Professional dive watches: from 1953.
- Tritium 'T' marks on dials: c. 1960–1998.
General guidance written by the Atlas editors about this kind of object. It is not a statement about this particular piece; for that, rely on the source record above and on physical examination.
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