{"product_id":"vintage-seiko-ersatzteil-clutch-cap-copribascula-ref-386180-nos","title":"Vintage SEIKO spare part – Clutch Cap \/ Copribascula (1 piece) (Ref. 386180) - NOS","description":"\u003cp data-start=\"235\" data-end=\"308\"\u003e Rare NOS component (“裏押さえ \/ Ura-osae”) for mechanical Seiko watch movements\u003c\/p\u003e\n\n \u003cp data-start=\"310\" data-end=\"644\"\u003eThis original SEIKO spare part, reference \u003cstrong data-start=\"361\" data-end=\"371\"\u003e386180,\u003c\/strong\u003e is a historical component from the mechanical era (Universe series). It is the so-called \u003cstrong data-start=\"488\" data-end=\"517\"\u003eclutch cap\/copribascula\u003c\/strong\u003e (Japanese \u003cstrong data-start=\"534\" data-end=\"542\"\u003e: 裏押さえ)\u003c\/strong\u003e – a small but functionally important retaining plate within the clutch\/winding mechanism.\u003c\/p\u003e\n\n\u003cp data-start=\"646\" data-end=\"798\"\u003e Due to decades of individual storage in sealed bags, this is \u003cstrong data-start=\"726\" data-end=\"749\"\u003egenuine NOS material\u003c\/strong\u003e from the early to mid-Seiko mechanical era.\u003c\/p\u003e\n\n\u003ch2 data-start=\"805\" data-end=\"830\"\u003e \u003cstrong data-start=\"808\" data-end=\"830\"\u003eTechnical details\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n\u003cul\u003e\n\n\u003cli data-start=\"833\" data-end=\"855\"\u003e\n\n \u003cstrong data-start=\"833\" data-end=\"846\"\u003eReference:\u003c\/strong\u003e 386180\u003c\/li\u003e\n\n\u003cli data-start=\"858\" data-end=\"916\"\u003e\n\n \u003cstrong data-start=\"858\" data-end=\"874\"\u003eName:\u003c\/strong\u003e Clutch Cap \/ Bascula Cover (“裏押さえ”)\u003c\/li\u003e\n\n\u003cli data-start=\"919\" data-end=\"959\"\u003e\n\n \u003cstrong data-start=\"919\" data-end=\"927\"\u003eType:\u003c\/strong\u003e Mechanical functional component\u003c\/li\u003e\n\n\u003cli data-start=\"962\" data-end=\"983\"\u003e \n\u003cstrong data-start=\"962\" data-end=\"975\"\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\n\u003cli data-start=\"986\" data-end=\"1031\"\u003e\n\n \u003cstrong data-start=\"986\" data-end=\"998\"\u003eCondition:\u003c\/strong\u003e NOS (New Old Stock), unused\u003c\/li\u003e\n\n\u003cli data-start=\"1034\" data-end=\"1082\"\u003e\n\n \u003cstrong data-start=\"1034\" data-end=\"1047\"\u003eOrigin:\u003c\/strong\u003e Japan, genuine Seiko spare part\u003c\/li\u003e\n\n\u003cli data-start=\"1085\" data-end=\"1151\"\u003e\n\n \u003cstrong data-start=\"1085\" data-end=\"1100\"\u003ePackaging:\u003c\/strong\u003e Vintage bag \"SEIKO 純正部品\"\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch2 data-start=\"1158\" data-end=\"1179\"\u003e \u003cstrong data-start=\"1161\" data-end=\"1179\"\u003ecompatibility\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n\u003cp data-start=\"1180\" data-end=\"1459\"\u003e This part belongs to the \u003cstrong data-start=\"1203\" data-end=\"1235\"\u003eSEIKO Universe series (ユニバース)\u003c\/strong\u003e and was used in several mechanical calibers. The complete list of calibers is hardly documented today, but its use in movements of the \u003cstrong data-start=\"1399\" data-end=\"1423\"\u003e38X and 39X families\u003c\/strong\u003e and related basic designs is typical.\u003c\/p\u003e\n\n\u003cp data-start=\"1461\" data-end=\"1545\"\u003e For accurate identification, please compare the shape of the part with the original work.\u003c\/p\u003e\n\n\u003ch2 data-start=\"1552\" data-end=\"1569\"\u003e \u003cstrong data-start=\"1555\" data-end=\"1569\"\u003erarity\u003c\/strong\u003e\n\u003c\/h2\u003e\n\n \u003cp data-start=\"1570\" data-end=\"1823\"\u003eNOS parts from the Universe mechanical movement line are virtually \u003cstrong data-start=\"1629\" data-end=\"1653\"\u003enon-existent\u003c\/strong\u003e today, especially functional small parts like the clutch cap. Ideal for collectors, restorers, and watchmakers who want to authentically restore vintage Seiko models.\u003c\/p\u003e","brand":"Vintage \u0026 JDM (Japan Domestic Market)","offers":[{"title":"Default Title","offer_id":52250758447442,"sku":null,"price":14.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/3908\/0530\/files\/95A4FED7-BFA5-4D69-9844-859C0818456F.jpg?v=1765483469","url":"https:\/\/japanese-microbrands.com\/en\/products\/vintage-seiko-ersatzteil-clutch-cap-copribascula-ref-386180-nos","provider":"Japanese Microbrands - Mario Lenke","version":"1.0","type":"link"}