{"product_id":"case-620-tudor-black-bay-58-black-ref-79030n","title":"Case #620 — Tudor Black Bay 58 (Black) Ref. 79030N","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCase #620 — Tudor Black Bay 58 (Black) Ref. 79030N\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\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 Black Bay Fifty-Eight is one of those watches whose importance is easier to see in hindsight.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen Tudor introduced the 39 mm format, it answered a question collectors had been asking for years: what would a modern Black Bay look like if it returned to the proportions of the brand’s vintage dive watches?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe answer was the 79030N.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA compact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e39 mm steel case\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, black domed dial, gilt detailing, matte black aluminum bezel, snowflake hour hand, and rivet-style bracelet combine to create a watch that feels deliberately vintage-inspired without becoming a reproduction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis example dates from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2019\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, placing it among the earlier years of the reference, and presents in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eexcellent pre-owned condition\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt includes its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebox, papers, and cards\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and is currently sized for 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\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 M79030N\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Black Bay Fifty-Eight\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eYear:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2019\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, Polished and Satin Finish\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCase Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 39 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 Black, Domed, with Gilt Accents\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\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBezel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Unidirectional Stainless Steel with Matte Black Anodized Aluminum Insert and Gilt Markings\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\u003eMovement:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Tudor Manufacture Calibre MT5402\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\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCertification:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e COSC Chronometer\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFrequency:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 28,800 VPH\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 70 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\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWater Resistance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 200 meters \/ 660 feet\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBracelet:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Riveted Stainless-Steel Bracelet\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\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 Black Bay Fifty-Eight became one of Tudor’s defining modern references because it changed the proportions rather than the basic formula.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe standard Black Bay had already established the snowflake hands, domed dial, aluminum bezel, and heritage-driven design language. The Fifty-Eight simply brought those elements into a smaller \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e39 mm case\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, closer in spirit to the Tudor dive watches of the late 1950s.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThat change proved consequential.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe BB58 helped drive the broader return toward smaller, thinner sports watches and quickly became one of the most recognizable Tudor references of its generation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe black 79030N was the original expression of that idea and remains the configuration most closely associated with the model.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e🌟 Design Provenance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe appeal is in the restraint.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe black dial and bezel are warmed by gilt-tone hands, markers, minute track, and bezel printing, creating a watch that feels vintage without looking artificially aged.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAt 39 mm, the case is compact but not delicate. The broad bezel, substantial crown, and riveted bracelet preserve enough tool-watch character to keep the watch feeling purposeful.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe proportions also make the Fifty-Eight unusually versatile. It wears comfortably on smaller wrists while still having enough presence for collectors accustomed to larger modern sports watches.\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\u003eThis is one of those watches that works because nearly every dimension is difficult to argue with.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThirty-nine millimeters across, 20 mm lugs, 200 meters of water resistance, and a 70-hour power reserve create a package that can genuinely serve as an everyday watch rather than merely a vintage-inspired object.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe MT5402 is COSC-certified and uses a silicon balance spring, while the long power reserve means the watch can come off the wrist for most of a weekend and still be running when picked up again.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2019 example\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e adds the things collectors prefer to see in a pre-owned BB58: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eexcellent condition, BPC, the original black-and-gilt configuration, and bracelet sizing to approximately 7¾ inches\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\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\u003eThe Black Bay Fifty-Eight that started the formula.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe black 79030N combines near-vintage proportions with modern Tudor engineering in a way that still feels exceptionally well resolved years after its introduction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA clean 2019 full-set example is exactly the sort of BB58 that makes clear why this reference became such an important part of Tudor’s modern catalog.\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":58451276726575,"sku":null,"price":3250.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0948\/5359\/5439\/files\/BST_6462.jpg?v=1789088434","url":"https:\/\/bakerstreettimepieces.com\/products\/case-620-tudor-black-bay-58-black-ref-79030n","provider":"Baker Street Timepieces","version":"1.0","type":"link"}