{"product_id":"case-595-omega-seamaster-300-white-ref-210-30-42-20-04-001","title":"Case #595 — Omega Seamaster 300 (White) Ref. 210.30.42.20.04.001","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCase #595 — Omega Seamaster 300 (White) Ref. 210.30.42.20.04.001\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eStatus:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Available\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Excellent Pre-Owned — Near Like New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eScope:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Box, Papers, and Cards\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e🔎 Case Notes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe white-dial Seamaster Diver 300M is one of those watches that changes character completely with a change of color.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe familiar Seamaster architecture remains—the scalloped bezel, skeletonized hands, helium escape valve, wave-pattern dial, and substantial steel bracelet—but the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epolished white ceramic dial against a black ceramic bezel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e gives this version a sharper, cleaner personality than the traditional blue or black configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis example dates from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2025\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and presents about as close to like new as we would expect from a pre-owned watch. It includes its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebox, papers, and cards\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and is currently sized to accommodate approximately a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e7¾-inch wrist\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 2025 warranty card also means the watch remains within Omega’s \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efive-year international factory warranty period\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, subject to the exact purchase date and Omega warranty conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e🕰️ The Evidence\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eReference:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 210.30.42.20.04.001\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Seamaster Diver 300M\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eYear:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2025\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCase:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Stainless Steel\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCase Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 42 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLug Width:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 20 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDial:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e White Polished Ceramic with Laser-Engraved Wave Pattern\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCrystal:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Domed Sapphire with Anti-Reflective Treatment\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBezel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Unidirectional Black Ceramic\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCrown:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Screw-Down\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHelium Escape Valve:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMovement:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Omega Master Chronometer Calibre 8800\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMovement Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Automatic Co-Axial\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCertification:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e METAS Master Chronometer\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePower Reserve:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 55 Hours\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFunctions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Hours, Minutes, Central Seconds, Date\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWater Resistance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 300 meters \/ 1,000 feet\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBracelet:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Stainless Steel\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBracelet Fit:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 7¾-inch wrist\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Excellent Pre-Owned — Near Like New\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFactory Warranty:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Remaining Omega Factory Warranty, Subject to Exact 2025 Card Date\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eIncluded:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Box, Papers, and Cards\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003e🌟 Collector Provenance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Diver 300M has been one of Omega’s defining sports watches since 1993, and the current generation manages to retain nearly every recognizable element of the original while substantially upgrading the materials and mechanics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe wave dial returned in this generation, but now executed in ceramic and laser engraved rather than simply printed. The bezel is ceramic as well, while the movement visible through the sapphire caseback represents an enormous technical leap from the Seamasters that established the design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAmong the current configurations, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ewhite dial with black bezel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e has become particularly recognizable. It keeps all of the traditional Seamaster cues while presenting them with unusually strong contrast.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e🌟 Technical Provenance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInside is Omega’s \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCalibre 8800\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, a METAS-certified Master Chronometer movement with approximately 55 hours of power reserve and resistance to magnetic fields up to 15,000 gauss.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThat certification covers the completed watch—not merely the movement—and includes tests of precision, magnetic resistance, power reserve, and water resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCombined with the 300-meter case and ceramic components, it makes the Diver 300M every bit as technically serious as its styling suggests.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e🧾 From the Case File\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhite sports-watch dials can easily become novelty pieces.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis one does not.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe black ceramic bezel, black skeletonized hands, and dark hour-marker surrounds provide enough contrast to keep the watch unmistakably purposeful, while the white ceramic dial makes the wave pattern particularly easy to see.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAnd this is precisely the sort of modern pre-owned example we like: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2025 dated, BPC, generously sized, still under Omega factory warranty, and presenting remarkably close to new\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor someone already considering a new white Seamaster Diver 300M, Case 595 makes a particularly persuasive alternative.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e🗝️ BST Verdict\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA modern Seamaster with maximum visual contrast and very little compromise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe white ceramic wave dial makes it immediately distinctive, while the Calibre 8800, 300-meter capability, steel bracelet, and remaining factory warranty provide the substance underneath.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe exceptional condition of this 2025 example is the final piece—it offers essentially the full modern Seamaster experience without looking or feeling like a typical pre-owned watch.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e👉 Every case deserves a closer look.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Baker Street Timepieces","offers":[{"title":"Default Title","offer_id":58388359184687,"sku":null,"price":4750.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0948\/5359\/5439\/files\/IMG_6429.jpg?v=1788107782","url":"https:\/\/bakerstreettimepieces.com\/products\/case-595-omega-seamaster-300-white-ref-210-30-42-20-04-001","provider":"Baker Street Timepieces","version":"1.0","type":"link"}