{"product_id":"black-bay-54-blue-lagoon","title":"Black Bay 54 \"Blue Lagoon\"","description":"\u003ch3\u003eDescription:\u003c\/h3\u003e\n\u003cp\u003eThe Tudor Black Bay 54 \"Lagoon Blue\" reference M79000-0001 draws inspiration from the Oyster Prince Submariner reference 7922, one of Tudor's earliest diving watches, reimagined in a compact and historically faithful 37mm case. The stainless steel case is fitted with a unidirectional bezel with a mirror-polished steel insert devoid of minute graduations, surrounding a lagoon blue, domed and textured dial. The dial's subtle sand-textured finish pays homage to the vintage original, while the case features a screw-down crown with the Tudor rose in relief and a domed sapphire crystal.\u003c\/p\u003e\n\u003cp\u003ePowered by the in-house Manufacture Calibre MT5400, this COSC-certified chronometer movement uses a bidirectional rotor system and delivers approximately 70 hours of power reserve. The watch is fitted on a five-link stainless steel bracelet with Tudor's \"T-fit\" clasp for on-the-fly micro-adjustment.\u003c\/p\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"50%\"\u003e\u003cstrong\u003e\u003cbig\u003eMovement\u003c\/big\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"50%\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eAutomatic, self-winding, COSC-certified chronometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalibre\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMT5400\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Reserve (h)\u003c\/td\u003e\n\u003ctd\u003eApprox. 70 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctions\u003c\/td\u003e\n\u003ctd\u003eHours, minutes, seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"50%\"\u003e\u003cstrong\u003e\u003cbig\u003eCase\u003c\/big\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"50%\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Material\u003c\/td\u003e\n\u003ctd\u003eStainless Steel, polished and satin finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Diameter\u003c\/td\u003e\n\u003ctd\u003e37 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Thickness\u003c\/td\u003e\n\u003ctd\u003e11.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLug Width\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Resistance\u003c\/td\u003e\n\u003ctd\u003e200 m \/ 660 feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBezel\u003c\/td\u003e\n\u003ctd\u003e60-minute unidirectional, mirror-polished steel insert\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCrystal\u003c\/td\u003e\n\u003ctd\u003eDomed Sapphire Crystal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCrown\u003c\/td\u003e\n\u003ctd\u003eScrew-Down, Stainless Steel, Tudor rose in relief\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDial Colour\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"50%\"\u003e\u003cstrong\u003e\u003cbig\u003eBracelet\u003c\/big\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"50%\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBracelet Material\u003c\/td\u003e\n\u003ctd\u003eStainless Steel, five-link, polished and satin finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClasp\u003c\/td\u003e\n\u003ctd\u003e\"T-fit\" Folding Clasp with micro-adjustment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClasp Material\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Tudor","offers":[{"title":"Default Title","offer_id":52192487964968,"sku":"M79000-0001","price":0.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2517\/4164\/files\/Screenshot2026-08-05at2.56.37pm.png?v=1785905808","url":"https:\/\/swissemporium.com.au\/products\/black-bay-54-blue-lagoon","provider":"Swiss Emporium","version":"1.0","type":"link"}