{"product_id":"nivada-grenchen-f77-mk2-38mm-open-heart-meteorite-dial-titanium-mens-automatic-watch-68052a77","title":"Nivada Grenchen F77 MK2 38mm Open Heart Meteorite Dial Titanium Mens Automatic Watch 68052A77","description":"\u003cp\u003eThe Nivada Grenchen F77 MK II Titanium Open Heart Meteorite 68052A77 is a Swiss-made automatic watch featuring a 38mm Grade 5 titanium case, a genuine meteorite dial and an integrated titanium bracelet. Its gunmetal-coloured dial displays a natural sun-brushed meteorite pattern, complemented by an open-heart aperture at six o’clock that reveals the movement’s balance wheel. An octagonal bezel secured by eight screws, applied titanium-coloured indexes and luminous hands complete the design. The case measures 11.60mm in thickness with the see-through sapphire caseback fitted, and water resistance is rated at 100 metres.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eGenuine Meteorite Dial and Open-Heart Display\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe dial is crafted from genuine meteorite, displaying a natural pattern that gives each surface its individual character. The open-heart aperture at six o’clock exposes the moving balance wheel, bringing the mechanical movement into view. Applied titanium-coloured indexes mark the hours, complemented by white Super-LumiNova dots and matching hands filled with white Super-LumiNova. White printing carries the Nivada Grenchen logo, while the central hour, minute and sweeping seconds hands maintain a clear analogue display without a date window.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSwiss Automatic Movement and Exhibition Caseback\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe F77 MK II is powered by the Swiss Soprod M100BV automatic movement, operating at 28,800 vibrations per hour, or 4Hz, with a 42-hour power reserve and 25 jewels. The self-winding mechanism powers the central time display, while the exposed balance wheel provides a view of the movement’s operation from the dial side. A see-through flat sapphire caseback reveals the movement from the reverse, extending the watch’s mechanical presentation beyond the open-heart aperture.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eGrade 5 Titanium Construction and Integrated Bracelet\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe 38mm case is crafted from Grade 5 titanium, combining vertically brushed surfaces with polished details to emphasise its angular profile. The octagonal bezel features eight screws, and the drilled lugs allow strap changes. A double-domed sapphire crystal with anti-reflective coating protects the dial. The integrated Grade 5 titanium bracelet has a vertically brushed finish and measures 22mm at the case, tapering to 16mm. With a 46.2mm lug-to-lug measurement, an 11.60mm thickness with the see-through caseback and water resistance rated at 100 metres, the F77 MK II combines lightweight titanium construction with a distinctive meteorite dial and visible mechanical movement.\u003c\/p\u003e","brand":"Nivada Grenchen","offers":[{"title":"Default Title","offer_id":55471987851605,"sku":"68052A77","price":1985.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0951\/3720\/2517\/files\/image492293190.jpg?v=1792659606","url":"https:\/\/witchnition.com\/es\/products\/nivada-grenchen-f77-mk2-38mm-open-heart-meteorite-dial-titanium-mens-automatic-watch-68052a77","provider":"WatchNation","version":"1.0","type":"link"}