{"product_id":"serviced-vintage-1966-japan-seiko-sportsmatic5-6619-8110-21jewels-automatic","title":"Serviced Vintage 1966 JAPAN SEIKO SPORTSMATIC5 6619-8110 21Jewels Automatic.","description":"\u003cbr\u003e\u003ch3 style=\"font-size: 32px; color : #2B0000; margin-bottom: 36px;\"\u003eServiced Vintage 1966 JAPAN SEIKO SPORTSMATIC5 6619-8110 21Jewels Automatic.\u003c\/h3\u003e\u003cp\u003eWelcome to my auction!\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\u003eSPORTSMATIC5 6619-8110 21Jewels \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 : SPORTSMATIC5 .\u003c\/li\u003e\n\u003cli\u003eCaliber number : 6619A.\u003c\/li\u003e\n\u003cli\u003eMovement : Automatic.\u003c\/li\u003e\n\u003cli\u003eBeat rate : 18000bph.\u003c\/li\u003e\n\u003cli\u003eYear of manufacture start : 1964'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 No. : 6804105.\u003c\/li\u003e\n\u003cli\u003eDial No. : JAPAN 6619-8170T AD.\u003c\/li\u003e\n\u003cli\u003eGlass : Acrylic.\u003c\/li\u003e\n\u003cli\u003eCase size : About 36.5mm.\u003c\/li\u003e\n\u003cli\u003eLug width : 18mm.\u003c\/li\u003e\n\u003cli\u003eBand : Wrist size that can be worn is Up to about 185mm.\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\u003eQuick set(Day) : Okay.\u003cbr\u003eSet the day of the week : Kanji only.\u003cbr\u003eSet of the days of the week : Turn the hour hand for 24 hours to set it.\u003cbr\u003eSet of the date: Press the crown.\u003c\/li\u003e\n\u003cli\u003eThe day difference time of an used watch is about +-1 minute \/ day.\u003c\/li\u003e\n\u003cli\u003e\u003cb style=\"color : red\"\u003eOverhaul service in November  2026.\u003cbr\u003eThe movement has been cleaned and oiled, so it works fine.\u003c\/b\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\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThe Sovereign Peak of Mid-60s Everyday Practical Luxury (1966):\u003c\/b\u003e Manufactured in \u003cb\u003e1966\u003c\/b\u003e—a pivotal milestone year during Japan's booming mid-Showa industrial era—the \u003cb\u003eSeiko Sportsmatic 5\u003c\/b\u003e reference \u003cb\u003e6619-8110\u003c\/b\u003e stood as Suwa Seikosha's quintessential dual-calendar daily workhorse. As a prime early representative of the celebrated \"\"Seiko 5\"\" philosophy launched following the 1964 Tokyo Olympics, this model brought chronometric dependability, water resistance, and executive-ready sports utility to Japan's dynamic modern workforce.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThe Over-Engineered 21-Jewel Caliber 6619 Automatic Engine:\u003c\/b\u003e Powering this historic watch is the celebrated \u003cb\u003e21-jewel Caliber 6619\u003c\/b\u003e (6619A), an in-house automatic engine operating at a steady frequency of \u003cb\u003e18,000 vibrations per hour (vph)\u003c\/b\u003e. Designed exclusively as a self-winding caliber, it utilizes Seiko's ultra-efficient \u003cb\u003eMagic Lever\u003c\/b\u003e bi-directional winding mechanism, proprietary \u003cb\u003eDiashock\u003c\/b\u003e shock protection, an upgraded \u003cb\u003e21-jewel specification\u003c\/b\u003e to minimize gear-train friction, and an innovative push-crown quick-set date system activated by depressing the crown directly inward.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eArchitectural \"\"8110\"\" Case and Recessed Crown Ergonomics:\u003c\/b\u003e Executed in a solid stainless steel case, the reference \u003cb\u003e6619-8110\u003c\/b\u003e features classic mid-1960s case architecture with softly contoured, sweeping lugs and a polished bezel profile. Emphasizing its purely automatic design, it incorporates Suwa's signature \u003cb\u003eflush-recessed crown at 4 o'clock\u003c\/b\u003e, creating an uninterrupted, symmetrical case silhouette that sits completely flat against the wrist and prevents snagging on clothing cuffs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMasterful Dual-Calendar Dial Harmony and Chapter Ring Balance:\u003c\/b\u003e The dial of the \u003cb\u003e6619-8110\u003c\/b\u003e is a masterclass in Showa-era layout symmetry, featuring a radiant silver sunburst canvas framed by a fine outer track. It is adorned with \u003cb\u003ehand-applied, multifaceted rectangular block indices\u003c\/b\u003e, crisp dauphine hands, a framed dual-calendar aperture displaying day and date at 3 o'clock, the applied polished \u003cb\u003e\"\"5\"\" shield\u003c\/b\u003e emblem beneath the Seiko logo, and vintage cursive \u003cb\u003e\"\"Sportsmatic\"\"\u003c\/b\u003e script with the \u003cb\u003e\"\"DIASHOCK 21 JEWELS\"\"\u003c\/b\u003e designation above 6 o'clock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThe Sovereign Dolphin Case Back Medallion Heritage:\u003c\/b\u003e Embellishing the backplate of this 1966 vintage treasure is Seiko's iconic \u003cb\u003eembossed Dolphin crest\u003c\/b\u003e (or deeply stamped waterproof dolphin medallion). Certifying its factory water-resistant construction and athletic sports-dress lineage, the 6619-8110 21-jewel Sportsmatic 5 remains an indispensable, highly accessible cornerstone reference for serious vintage Seiko collectors worldwide.\u003c\/li\u003e\n\u003c\/ul\u003e\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\/q1246414752.jpg\"\u003e\u003c\/div\u003e\u003c\/dd\u003e\n\u003cdt style=\"font-size: 24px;font-weight: bolder;\"\u003eNotes\u003c\/dt\u003e\n\u003cdd style=\"margin-left: 16px;\"\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":68225188135233,"sku":"q1246414752","price":75800.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/8205\/0625\/files\/57_6df74895-991a-449b-bedc-d9eb8ef7c7d0.jpg?v=1794288121","url":"https:\/\/nonkun.com\/en\/products\/serviced-vintage-1966-japan-seiko-sportsmatic5-6619-8110-21jewels-automatic","provider":"NONKUN Japan","version":"1.0","type":"link"}