{"product_id":"seiko-nos-krone-45w51n-stahl-ks-signiert-king-seiko-52ks-vanac-5246-5256-1-stuck","title":"Seiko NOS Crown 45W51N, Steel, KS-signed – King Seiko 52KS \/ Vanac (5246 \/ 5256) – 1 piece","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"auto\" data-sourcepos=\"114:1-114:565;8163-8727\"\u003eOriginal Seiko crown, reference 45W51N, steel version with KS signature, New Old Stock in original bag (compartment 24-N). According to Seiko exchange documents for the 52KS series, it fits cases 5246-5020 and 5256-5000\/-5010 – the King Seiko and KS Vanac of the last Hi-Beat generation (calibers 5245\/5246\/5256) from the early 1970s. The 52-series automatic was developed at Daini Seikosha, the factory that engaged in the legendary quality competition for King Seiko and Grand Seiko with Suwa Seikosha. Original KS-signed crowns are extremely rare.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"auto\" data-sourcepos=\"116:1-117:191;8729-8946\"\u003eWarranty (used) This is an unused New-Old-Stock original spare part from old Seiko dealer stock (legally used goods). The warranty is shortened to 12 months in accordance with our General Terms and Conditions.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"auto\" data-sourcepos=\"119:1-120:252;8948-9207\"\u003eNote Delivery is in the original Seiko spare part bag shown. The crown seal may have hardened due to age; water resistance is not guaranteed. Installation should be carried out by a watchmaker. Price per piece (1 crown).\u003c\/p\u003e","brand":"Vintage \u0026 JDM (Japan Domestic Market)","offers":[{"title":"Default Title","offer_id":54047763693906,"sku":null,"price":69.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/3908\/0530\/files\/IMG-9967.heic?v=1784552536","url":"https:\/\/japanese-microbrands.com\/en\/products\/seiko-nos-krone-45w51n-stahl-ks-signiert-king-seiko-52ks-vanac-5246-5256-1-stuck","provider":"Japanese Microbrands - Mario Lenke","version":"1.0","type":"link"}