{"product_id":"vintage-1965-japan-seiko-sea-horse-6601-8000-17jewels-automatic","title":"Vintage 1965 JAPAN SEIKO SEA HORSE 6601-8000 17Jewels Automatic.","description":"\u003cbr\u003e\u003ch3 style=\"font-size: 32px; color : #2B0000; margin-bottom: 36px;\"\u003eVintage 1965 JAPAN SEIKO SEA HORSE 6601-8000 17Jewels Automatic.\u003c\/h3\u003e\u003cp\u003eWelcome to my auction!\u003cbr\u003eI am Japanese who live in Tokyo.\u003c\/p\u003e\n\u003ch4 style=\"font-size: 24px; color : #2B0000; margin-bottom: 18px;\"\u003eItem description\u003c\/h4\u003e\u003cdiv style=\"font-size: 24px; color:red; margin: 0 50px 18px 35px;\"\u003e\nIt's a SEIKO Automatic Watch, \u003cb\u003eSEA HORSE 6601-8000 17Jewels \u003c\/b\u003e.\u003cbr\u003e\n\u003cb\u003eIt's in good used condition.\u003c\/b\u003e\u003cbr\u003e\nIt's difficult to find this valuable watch in such a good condition.\nHighly recommended for SEIKO collectors!\n\u003c\/div\u003e\n\u003cdl style=\"margin:0 0 34px 90px\"\u003e\n\u003cdt\u003e\u003cfont color=\"#970000\"\u003e\u003cb\u003eMovement : \u003c\/b\u003e\u003c\/font\u003e\u003c\/dt\u003e\n\u003cdd\u003e\u003cul\u003e\n\u003cli\u003ePet name : SEA HORSE.\u003c\/li\u003e\n\u003cli\u003eCaliber number : 2451.\u003c\/li\u003e\n\u003cli\u003eMovement : Automatic.\u003c\/li\u003e\n\u003cli\u003eBeat rate : 18000bph.\u003c\/li\u003e\n\u003cli\u003eYear of manufacture start : 1961's.\u003c\/li\u003e\n\u003cli\u003eFactory : Suwa.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/dd\u003e\n\u003cdt\u003e\u003cfont color=\"#970000\"\u003e\u003cb\u003eExternals : \u003c\/b\u003e\u003c\/font\u003e\u003c\/dt\u003e\n\u003cdd\u003e\u003cul\u003e\n\u003cli\u003eSerial number : 5D00830.\u003c\/li\u003e\n\u003cli\u003eDial number : JAPAN 6601-8000R AD.\u003c\/li\u003e\n\u003cli\u003eGlass : Acrylic.\u003c\/li\u003e\n\u003cli\u003eCase size : About 35.4mm.\u003c\/li\u003e\n\u003cli\u003eLug width : 19mm.\u003c\/li\u003e\n\u003cli\u003eBand : New Leather Strap.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/dd\u003e\n\u003cdt\u003e\u003cfont color=\"#970000\"\u003e\u003cb\u003eCondition : \u003c\/b\u003e\u003c\/font\u003e\u003c\/dt\u003e\n\u003cdd\u003e\u003cul\u003e\n\u003cli\u003eUsed, it runs well.\u003c\/li\u003e\n\u003cli\u003eThe day difference time of an used watch is about +-1 minute \/ day.\u003c\/li\u003e\n\u003cli\u003eFor practical, everyday use, it would be advisable to have the movement cleaned and oiled.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cfont color=\"#9b2166\" size=\"5\"\u003eThe movement may have been replaced.\u003c\/font\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/dd\u003e\n\u003cdt\u003e\u003cfont color=\"#970000\"\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/font\u003e\u003c\/dt\u003e\n\u003cdd\u003e\n\u003cli\u003e\n\u003cb\u003eThe Sovereign Peak of 1965 Sea Horse Aquatic Heritage (1965):\u003c\/b\u003e Manufactured in **1965**—a historic year during Japan's mid-century expansion—the **Seiko Sea Horse** reference **6601-8000** stands as one of Suwa Seikosha's quintessential early light-aquatic dress automatics. Positioned within Seiko's legendary \"\"Sea Horse\"\" line, this model offered post-war professionals enhanced water-resistant construction paired with timeless mid-60s dress aesthetics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThe Over-Engineered 17-Jewel Caliber 6601 Automatic Engine:\u003c\/b\u003e Powering this historic timepiece is the dependable **17-jewel Caliber 6601**, an in-house automatic engine operating at a classic frequency of **18,000 vibrations per hour (vph)**. Developed as the automatic counterpart to the famous manual-wind Caliber 66 series, this engine incorporates Seiko's proprietary **Diashock** anti-shock architecture and the high-efficiency Magic Lever self-winding system for robust daily performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eArchitectural \"\"8000\"\" Water-Resistant Case and Recessed Crown:\u003c\/b\u003e Sourced in a solid stainless steel case, the reference **6601-8000** features bold, sweeping lugs with sharp Zaratsu-polished chamfers and a clean bezel profile. Designed with Suwa's signature **recessed crown hidden flush at 4 o'clock**, the case maintains a completely seamless, crownless silhouette that sits flat against the wrist while providing daily aquatic protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eImmaculate Time-Only Dial Harmony and Script Typography:\u003c\/b\u003e The dial of the **6601-8000** is an exercise in mid-century visual purity, displaying a radiant silver sunburst canvas set with **hand-applied, multifaceted rectangular hour indices** and sharp dauphine hands. Completely free from calendar aperture clutter, it proudly features the classic flowing script **\"\"Seikomatic\"\"** or **\"\"Seiko\"\"** logo paired with the sought-after **\"\"Sea Horse\"\"** text and Suwa factory insignia above 6 o'clock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThe Sovereign Deeply Etched Sea Horse Case Back Medallion:\u003c\/b\u003e The ultimate seal of aquatic provenance rests on the case back: the iconic **deeply etched Seiko Sea Horse motif** set into the center. Certifying its factory-regulated precision and reinforced water-resistant case construction, the 1965 6601-8000 17-jewel Sea Horse stands as a highly collectible, investment-grade cornerstone reference for vintage Seiko purists worldwide.\u003c\/li\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003cdl style=\"margin:0 0 34px 40px\"\u003e\n\u003cdt style=\"font-size: 24px;font-weight: bolder;\"\u003eFor more information, please look at the pictures.\u003c\/dt\u003e\n\u003cdd\u003e\u003cdiv style=\"margin: 14px 0 40px 0;\"\u003e\u003cimg src=\"https:\/\/nonkun.boy.jp\/img_ebay\/h1238748742.jpg\"\u003e\u003c\/div\u003e\u003c\/dd\u003e\n\u003cdt style=\"font-size: 24px;font-weight: bolder;\"\u003eNotes\u003c\/dt\u003e\n\u003cdd\u003e\n\u003cul style=\"margin-bottom: 18px;\"\u003e\n\u003cli\u003e\n\u003cb\u003eBefore buying.\u003c\/b\u003e\u003cdiv style=\"padding-left : 30px;\"\u003eThe vintage watches we sell are inspected and adjusted so they work fine. However, since it is an vintage watch, Please purchase on the assumption that it will be repaired.\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTo prevent shipping accidents.\u003c\/b\u003e\u003cdiv style=\"padding-left : 30px;\"\u003ePlease monitor the tracking number until the item arrives and if it stagnates, please investigate at your country post office. Also, please confirm the item when you receive the item.\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAbout import taxes.\u003c\/b\u003e\u003cdiv style=\"padding-left : 30px;\"\u003eTaxes such as import duties and VAT are not included in the item price or shipping charges, except for items shipped to the US. When you purchase, you will likely be required to pay these fees in your country.\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAbout Payment, Shipping, Return.\u003c\/b\u003e\u003cdiv style=\"padding-left : 30px;\"\u003ePayment, Shipping, Return are in accordance with eBay's business policies.\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\u003cbr\u003e","brand":"Seiko","offers":[{"title":"Default Title","offer_id":52236648972609,"sku":"h1238748742","price":66300.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/8205\/0625\/files\/57_bf59c95e-4861-4367-bf9c-200083288b6a.jpg?v=1789784254","url":"https:\/\/nonkun.com\/en\/products\/vintage-1965-japan-seiko-sea-horse-6601-8000-17jewels-automatic","provider":"NONKUN Japan","version":"1.0","type":"link"}