{"product_id":"omega-speedmaster-professional-hesalite-sandwich-3592-50","title":"Omega Speedmaster Professional, 42mm, Calibre 863 Manual-Winding Chronograph, 3592.50","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong\u003eOMEGA Speedmaster Professional Ref. 3592.50\u003c\/strong\u003e is a particularly desirable neo-vintage variation of the legendary Moonwatch, combining the traditional \u003cstrong\u003eHesalite crystal\u003c\/strong\u003e of the classic Speedmaster Professional with a \u003cstrong\u003esapphire exhibition caseback\u003c\/strong\u003e that reveals its mechanical movement. This unusual combination has earned the reference the collector nickname \u003cstrong\u003e“Hesalite Sandwich.”\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eProduced from the \u003cstrong\u003elate 1980s through the 1990s\u003c\/strong\u003e, the 3592.50 retains the familiar \u003cstrong\u003e42mm asymmetrical stainless steel case\u003c\/strong\u003e, black dial, three-register chronograph layout and tachymeter bezel that define the classic Speedmaster Professional. The display caseback, however, gives this generation a distinctive character and separates it from the conventional solid-caseback Moonwatch. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAt its heart is the \u003cstrong\u003eOMEGA Calibre 863\u003c\/strong\u003e, a manually wound chronograph movement developed from the Calibre 861 architecture and specially finished for display through the sapphire caseback. Offering approximately \u003cstrong\u003e48 hours of power reserve\u003c\/strong\u003e, the Calibre 863 is an important part of the evolution that ultimately led to the later Calibre 1863 display-back Moonwatch. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e OMEGA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Speedmaster Professional Moonwatch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e 3592.50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMovement:\u003c\/strong\u003e OMEGA Calibre 863 Manual-Winding Chronograph\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Reserve:\u003c\/strong\u003e Approximately 48 Hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Material:\u003c\/strong\u003e Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase Size:\u003c\/strong\u003e 42mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDial:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBezel:\u003c\/strong\u003e Black Tachymeter Bezel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrystal:\u003c\/strong\u003e Hesalite\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaseback:\u003c\/strong\u003e Sapphire Exhibition Caseback\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBracelet:\u003c\/strong\u003e Stainless Steel Bracelet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWrist Size:\u003c\/strong\u003e Fits up to 20cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Resistance:\u003c\/strong\u003e Originally Rated to 50m (not guaranteed due to age)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Hours, Minutes, Small Seconds, Chronograph, Tachymeter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessories:\u003c\/strong\u003e None\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Traces of usage, scratches can be seen but generally in good condition.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e Global Concierge Sourcing Service\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibre 863\u003c\/strong\u003e — The manually wound \u003cstrong\u003eOMEGA Calibre 863\u003c\/strong\u003e provides approximately \u003cstrong\u003e48 hours of power reserve\u003c\/strong\u003e and is specially finished for viewing through the exhibition caseback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHesalite Sandwich\u003c\/strong\u003e — Combines the traditional \u003cstrong\u003eHesalite front crystal with a sapphire display caseback\u003c\/strong\u003e, creating one of the more distinctive configurations in the neo-vintage Moonwatch lineage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClassic Moonwatch Design\u003c\/strong\u003e — The black dial, three-register chronograph layout, tachymeter bezel and \u003cstrong\u003e42mm asymmetrical case\u003c\/strong\u003e preserve the unmistakable appearance of the Speedmaster Professional.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSapphire Exhibition Caseback\u003c\/strong\u003e — Provides a clear view of the Calibre 863, distinguishing the 3592.50 from the conventional solid-caseback Speedmaster Professional.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeo-Vintage Generation\u003c\/strong\u003e — Produced from the \u003cstrong\u003elate 1980s through the 1990s\u003c\/strong\u003e, the 3592.50 occupies an appealing position between vintage Calibre 861 Speedmasters and the later Calibre 1863 display-back generation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe \u003cstrong\u003eOMEGA Speedmaster Professional 3592.50\u003c\/strong\u003e offers a compelling combination of traditional Moonwatch aesthetics and mechanical visibility. Its \u003cstrong\u003eHesalite crystal, sapphire exhibition caseback and Calibre 863 manual-winding movement\u003c\/strong\u003e make the “Hesalite Sandwich” a particularly interesting reference for enthusiasts seeking something distinctive within the classic Speedmaster Professional lineage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"Style is Timeless.\"\u003c\/strong\u003e\u003c\/p\u003e","brand":"Timeless Luxury NZ","offers":[{"title":"Default Title","offer_id":47467529830556,"sku":"GZl1knjf","price":9750.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0585\/0146\/4220\/files\/2000_cb9a50ab-a97c-4c74-ba42-08be5926c7db.jpg?v=1787644821","url":"https:\/\/timelessluxury.co.nz\/products\/omega-speedmaster-professional-hesalite-sandwich-3592-50","provider":"Timeless Luxury","version":"1.0","type":"link"}