{"product_id":"serviced-rare-vintage-1973-seiko-lord-marvel-36000-hi-beat-23-jewels-5740-8000","title":"(SERVICED) Rare Vintage 1973 Seiko Lord Marvel 36000 Hi-Beat 23 Jewels 5740-8000","description":"\u003cp\u003eThis serviced 1973 Seiko Lord Marvel 36000 Ref. 5740-8000 represents early-1970s Japanese horology, embodying the chronometric milestone and mechanical mastery of Suwa Seikosha's pinnacle high-frequency lineup. It is powered by the legendary 23-jewel Caliber 5740C manual-winding movement, historically renowned as Seiko's first true 36,000 bph (10-beat-per-second) caliber, engineered with Diashock shock protection and chronometer-grade architecture to deliver an exceptionally smooth sweep. Following a full mechanical service, it operates with silky-smooth hand winding, high-frequency stability, optimal efficiency, and crisp, dependable performance.\u003c\/p\u003e\u003cp\u003eThe hallmark of this timepiece is its factory-original silvery-white sunburst dial, capturing light with sharp precision across its pristine surface. Adhering to a pure, uncluttered time-only layout, it highlights textbook mid-century symmetry and understated executive sophistication. The dial is appointed with an applied gold-tone SEIKO logo, crisp \"Lord Marvel 36000\" typography with the iconic Suwa factory insignia, faceted baton hour markers with sleek black contrast inlays and a prominent double index at 12 o'clock, and slender baton hands.\u003c\/p\u003e\u003cp\u003eThe 35mm gold-plated case preserves its sharp factory geometry, slim polished bezel, and gracefully tapered lug contours that sit comfortably and commandingly on the wrist. The watch head remains 100% authentic and unaltered, retaining its original factory dial, hands, crystal, case, crown, and high-beat manual caliber. It comes paired with a premium cognac brown leather strap.\u003c\/p\u003e\u003cp\u003eAn exceptional 1973 Lord Marvel 36000 reference combining historical 36,000 bph high-beat engineering, pure time-only minimalist elegance, warm gold-tone executive aesthetics, and untouched factory-original dial integrity.\u003c\/p\u003e","brand":"HN Vintage Pieces","offers":[{"title":"Default Title","offer_id":50590041211073,"sku":"HNV-222","price":450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0861\/7250\/0161\/files\/IMG_7965.jpg?v=1789206613","url":"https:\/\/hnvintagepieces.com\/products\/serviced-rare-vintage-1973-seiko-lord-marvel-36000-hi-beat-23-jewels-5740-8000","provider":"HN Vintage Pieces","version":"1.0","type":"link"}