{"product_id":"seiko-seikomatic-slim-uhrglas-t353-o-35-3-mm-gewolbt-vintage-watch-glass-nos","title":"Seiko Seikomatic Slim Watch Crystal T353 – Ø 35.3 mm – Domed – Vintage Watch Glass – NOS","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eOriginal \u003cstrong\u003eSeiko watch crystal\u003c\/strong\u003e from unsold old stock (NOS) for the \u003cstrong\u003eSeiko \"Seikomatic Slim\"\u003c\/strong\u003e. Labeled on the original packaging as \u003cstrong\u003e\"Matic Slim\" (マチックスリム)\u003c\/strong\u003e, reference \u003cstrong\u003eT353\u003c\/strong\u003e, with the Seiko \"S\" trademark. The \"353\" corresponds to the \u003cstrong\u003ediameter of 35.3 mm\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe Seikomatic series was Seiko's top automatic model in the 1960s – positioned below the later luxury lines \u003cstrong\u003eKing Seiko\u003c\/strong\u003e and \u003cstrong\u003eGrand Seiko\u003c\/strong\u003e, but above the Sportsmatic models. The particularly flat \"Slim\" version came from the \u003cstrong\u003eSuwa-Seikosha\u003c\/strong\u003e factory and combined high precision with an elegant, flat dress case.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIt is a \u003cstrong\u003edomed crystal\u003c\/strong\u003e (total height 2.8 mm), without a magnifier. The packaging does not explicitly state the material; domed crystals of this type are usually made of plastic\/acrylic glass.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe black original packaging with the \"S\" logo is in a classic vintage style. The crystal itself is unused, clear and without scratches; signs of age are only found on the packaging.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\n\u003cstrong\u003eShape:\u003c\/strong\u003e round, domed\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 35.3 mm\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\n\u003cstrong\u003eOverall height (domed):\u003c\/strong\u003e 2.8 mm\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\n\u003cstrong\u003eReference:\u003c\/strong\u003e T353 (\"Matic Slim\")\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\n\u003cstrong\u003eSuitable for:\u003c\/strong\u003e Seiko Seikomatic Slim\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Vintage \u0026 JDM (Japan Domestic Market)","offers":[{"title":"Default Title","offer_id":53608640086354,"sku":null,"price":24.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/3908\/0530\/files\/D0AE0D7A-F289-4FB2-BEAD-F2C9DF1FE008.jpg?v=1780221690","url":"https:\/\/japanese-microbrands.com\/en\/products\/seiko-seikomatic-slim-uhrglas-t353-o-35-3-mm-gewolbt-vintage-watch-glass-nos","provider":"Japanese Microbrands - Mario Lenke","version":"1.0","type":"link"}