{"product_id":"serviced-1976-seiko-automatic-chronograph-brilliant-gray-sunburst-dial-mens-wrist-watch","title":"[Serviced] 1976 Seiko Automatic Chronograph Brilliant Gray Sunburst Dial Men's Wrist-Watch","description":"\u003cp dir=\"ltr\"\u003e\u003cspan\u003eAre you looking for an iconic piece of horological history at a great price? If so, this 1976 Seiko REF: 6139-8029  is just the watch for you. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis watch features a sporty gray sunburst dial that is paired with a matte blue outer-ring, matte white hour\/minute hands, and orange chronograph hands for an extra pop of color. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003ePowering this watch is the iconic Seiko 6139B 17-jewel automatic chronograph which was the first commercially available automatic chronograph in the world. This movement also offers a day-date in both English \u0026amp; Spanish with a quick-set by pressing in the crown. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eHousing this watch is a chunky stainless steel case that sits confidently on the wrist and is paired with an aftermarket bracelet that comfortably wraps around the wrist.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eSize: 40mm diameter, 14.5mm height, 20mm lug width, bracelet size of 7 ¾”.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eCondition: In good condition with general wear on the case expected with age.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eMovement condition: The movement was serviced in October of 2025 and is currently running at ± 5-15 seconds per day, amplitude of 190-210 and a beat error of 0.3MS.  The chronograph is fully functional and works without issue. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis watch comes with a 60-day limited mechanical warranty. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eWarranty does not cover damage inflicted post delivery. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Mecalco \u0026 Co. ","offers":[{"title":"Default Title","offer_id":58315868110929,"sku":null,"price":479.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/9810\/3121\/files\/MG_1764.jpg?v=1761426757","url":"https:\/\/mecalcoandco.com\/products\/serviced-1976-seiko-automatic-chronograph-brilliant-gray-sunburst-dial-mens-wrist-watch","provider":"Mecalco \u0026 Co.  ","version":"1.0","type":"link"}