{"product_id":"indian-permanent-power-mainspring-nos-aufzugsfeder-fur-citizen-ligne-6-nr-4-1-45-mm-1-stuck-nos","title":"Indian Permanent Power Mainspring – NOS Mainspring for Citizen · Ligne 6¾ · No. 4 (1.45 mm) · 1 Piece (NOS)","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eNOS mainspring by the Japanese brand \u003cstrong\u003e\"Indian\" – Permanent Power Steel \/ Best Mainsprings\u003c\/strong\u003e, original from old workshop stock. Offered is \u003cstrong\u003ea single piece (1 piece)\u003c\/strong\u003e from an original box of twelve (\"One Dozen\").\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThis mainspring is suitable for \u003cstrong\u003eCitizen\u003c\/strong\u003e (シチズン) calibers of the specified size and serves as a historically correct replacement for restoring vintage Citizen hand-wound movements.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eTechnical data (manufacturer's specification on box):\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\"\u003eManufacturer\/Brand name: Indian – Permanent Power Steel\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePurpose: for Citizen (シチズン)\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eLigne: 6¾\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eNo.: 4\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eWidth (W): 1.45 mm\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eThickness (T): 0.090 mm\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eLength (L): 245 mm\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eOrigin: Made in Japan\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eAbout the brand \/ manufacturer:\u003c\/strong\u003e\u003cbr\u003e\"Indian\" (Japanese インデアン全舞, where 全舞 is an onomatopoeic wordplay for \u003cem\u003ezenmai\u003c\/em\u003e = mainspring) was a Japanese mainspring brand from the Shōwa era, distributed as a spare part for watchmaker workshops. The advertising and accompanying leaflet promotes the material as \u003cstrong\u003e\"Permanent Power Steel\"\u003c\/strong\u003e – a high-quality spring steel that is supposed to maintain permanent elasticity, be rust-free, and not break. A characteristic feature was a \u003cstrong\u003ecolor-coded strength system\u003c\/strong\u003e, with different spring strengths being mixed in one package:\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強 (strong) – Red\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e中 (medium) – Silver\u003c\/li\u003e\n\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e弱 (weak) – Gold\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eIn addition, there were special types for small movements (小虫), large movements (大虫), and center-second\/three-hand movements (中三針). The accompanying leaflet also refers to the growing foreign demand – a typical marketing strategy of Japanese supplier industries in those years. The original packaging and the Indian chief graphic also make these mainsprings a decorative collector's item in the history of Japanese watch accessories.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eScope of delivery:\u003c\/strong\u003e\u003cbr\u003e1 piece \"Indian\" mainspring (single piece from original box). Photo shows representative box, leaflet and example mainspring; a single mainspring of the specified size will be delivered.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eWarranty (used)\u003c\/strong\u003e\u003cbr\u003eThis is used merchandise (New Old Stock from old inventory). The statutory warranty is shortened to 12 months.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eNote\u003c\/strong\u003e\u003cbr\u003eDue to its age, no guarantee is given for the function or the unused elasticity of the mainspring.\u003c\/p\u003e","brand":"Vintage \u0026 JDM (Japan Domestic Market)","offers":[{"title":"Default Title","offer_id":53768533246290,"sku":null,"price":6.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/3908\/0530\/files\/1951AD24-FAB3-4FD1-8101-5B45C51CCF85.jpg?v=1781633900","url":"https:\/\/japanese-microbrands.com\/en\/products\/indian-permanent-power-mainspring-nos-aufzugsfeder-fur-citizen-ligne-6-nr-4-1-45-mm-1-stuck-nos","provider":"Japanese Microbrands - Mario Lenke","version":"1.0","type":"link"}