{"product_id":"longines-ultronic-chronograph","title":"Longines Ultronic Chronograph","description":"\u003cp\u003eA very interesting and rare Longines Ultronic chronograph from the 1970s using the ultimate and most complex tuning fork movement: the ESA 9210 Mosaba. This movement has been also used in the famous Omega Speedsonic among others.\u003c\/p\u003e\n\u003cp\u003eVery good unrestored condition\u003c\/p\u003e\n\u003cp\u003eBrushed stainless steel case\u003c\/p\u003e\n\u003cp\u003ePolished bezel\u003c\/p\u003e\n\u003cp\u003eBlack dial with silver indexes\u003c\/p\u003e\n\u003cp\u003eBlack and white hands\u003c\/p\u003e\n\u003cp\u003eDay and date\u003c\/p\u003e\n\u003cp\u003eCrystal with a scratch aligned with the 4 index (which makes it actually not very visible)\u003c\/p\u003e\n\u003cp\u003eSigned crown\u003c\/p\u003e\n\u003cp\u003eSigned back\u003c\/p\u003e\n\u003cp\u003eOriginal signed steel bracelet (fits up to about 17cm)\u003c\/p\u003e\n\u003cp\u003eThe case measures 36mm without crown, 40mm lug to lug, 14mm thick with a 23mm lug width.\u003c\/p\u003e\n\u003cp\u003eIt is powered by tuning fork caliber Longines 749.2 \/ ESA 9210. It has been fully serviced by a specialist in Switzerland in July 2026. It is fully working, keeps time and the chronograph work correctly.\u003c\/p\u003e","brand":"Astiegan Watches","offers":[{"title":"Default Title","offer_id":54666326573389,"sku":null,"price":1150.0,"currency_code":"CHF","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3082\/2477\/files\/PXL_20260904_140914755.jpg?v=1788606058","url":"https:\/\/astieganwatches.ch\/products\/longines-ultronic-chronograph","provider":"Astiegan Watches","version":"1.0","type":"link"}