{"product_id":"seikoセイコー-63s-matic-self-dater-シーマスター-cal-394","title":"SEIKO (Seiko) 63's \/ Matic Self Dater (Matic Self Dater) \/ Cal.394","description":"\u003ctable width=\"100%\" border=\"1\" style=\"width: 100%; height: 548.625px;\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\n\u003cth style=\"width: 99.6455%; height: 19.5938px;\" colspan=\"2\" align=\"center\" bgcolor=\"#FFFEFC\"\u003e\u003cb\u003e\u003cspan style=\"color: #0f000d;\" color=\"#0F000D\"\u003eProduct Details\u003c\/span\u003e\u003c\/b\u003e\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\n\u003cth style=\"width: 6.26139%; height: 39.1875px;\" align=\"center\" bgcolor=\"#FFFEFC\"\u003e\u003cspan style=\"color: #0f000d; font-size: small;\" size=\"2\" color=\"#0F000D\"\u003eProduction Era\u003c\/span\u003e\u003c\/th\u003e\n\n\u003ctd style=\"width: 93.3841%; height: 39.1875px;\" bgcolor=\"#FFFEFC\"\u003e\n\n\u003cp\u003eManufactured in 1963\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\n\u003cth style=\"width: 6.26139%; height: 58.7812px;\" align=\"center\" bgcolor=\"#FFFEFC\"\u003e\u003cspan style=\"color: #0f000d; font-size: small;\" size=\"2\" color=\"#0F000D\"\u003eMovement\u003c\/span\u003e\u003c\/th\u003e\n\n\u003ctd style=\"width: 93.3841%; height: 58.7812px;\" bgcolor=\"#FFFEFC\"\u003e\n\n\u003cspan lang=\"EN-US\"\u003eCal.394 \/ Automatic \/ 24 Jewels\u003c\/span\u003e\u003cbr\u003e\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\n\u003cth style=\"width: 6.26139%; height: 58.7812px;\" align=\"center\" bgcolor=\"#FFFEFC\"\u003e\u003cspan style=\"color: #0f000d; font-size: small;\" size=\"2\" color=\"#0F000D\"\u003eCase Size\u003c\/span\u003e\u003c\/th\u003e\n\n\u003ctd style=\"width: 93.3841%; height: 58.7812px;\" bgcolor=\"#FFFEFC\"\u003e\n\n\u003cp\u003e\u003cspan\u003eHeight 42.8\u003c\/span\u003e\u003cspan\u003emm (including lugs) \/ Width 36.2mm\u003c\/span\u003e\u003cspan\u003e (including crown) \/ Thickness 12.1mm\u003c\/span\u003e\u003cspan\u003e \/ Lug width 19mm \/ Weight 42\u003c\/span\u003e\u003cspan\u003eg (including strap)\u003c\/span\u003e\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\n\u003cth style=\"width: 6.26139%; height: 58.7812px;\" align=\"center\" bgcolor=\"#FFFEFC\"\u003e\u003cspan style=\"color: #0f000d; font-size: small;\" size=\"2\" color=\"#0F000D\"\u003eCase Material\u003c\/span\u003e\u003c\/th\u003e\n\n\u003ctd style=\"width: 93.3841%; height: 58.7812px; text-align: left;\" bgcolor=\"#FFFEFC\"\u003e Case: EGP (Gold-plated) \/ Case back: GF (Gold-filled)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\n\u003cth style=\"width: 6.26139%; height: 39.1875px;\" align=\"center\" bgcolor=\"#FFFEFC\"\u003e\u003cspan style=\"color: #0f000d; font-size: small;\" size=\"2\" color=\"#0F000D\"\u003eAccessories\u003c\/span\u003e\u003c\/th\u003e\n\n\u003ctd style=\"width: 93.3841%; height: 39.1875px;\" bgcolor=\"#FFFEFC\"\u003e\u003cspan style=\"color: #0f000d; font-size: small;\" size=\"2\" color=\"#0F000D\"\u003eWatch \/ RESUME Original Case \/ Our Store Warranty (1-Year Free Warranty)\u003c\/span\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\n\u003cth style=\"width: 6.26139%; height: 19.5938px;\" align=\"center\" bgcolor=\"#FFFEFC\"\u003e\u003cspan style=\"color: #0f000d; font-size: small;\" size=\"2\" color=\"#0F000D\"\u003eCondition\u003c\/span\u003e\u003c\/th\u003e\n\n\u003ctd style=\"width: 93.3841%; height: 19.5938px;\" bgcolor=\"#FFFEFC\"\u003e\u003cspan style=\"color: #0f000d; font-size: small;\" size=\"2\" color=\"#0F000D\"\u003e Antique (Used) \u003c\/span\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\n\u003cth style=\"width: 6.26139%; height: 39.1875px;\" align=\"center\" bgcolor=\"#FFFEFC\"\u003e\u003cspan style=\"color: #0f000d; font-size: small;\" size=\"2\" color=\"#0F000D\"\u003eWater Resistance\u003c\/span\u003e\u003c\/th\u003e\n\n\u003ctd style=\"width: 93.3841%; height: 39.1875px;\" bgcolor=\"#FFFEFC\"\u003e\u003cspan style=\"color: #0f000d; font-size: small;\" size=\"2\" color=\"#0F000D\"\u003e Not Water-Resistant \u003c\/span\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 215.531px;\"\u003e\n\n\u003ctd style=\"width: 6.26139%; height: 215.531px;\" align=\"center\"\u003eNote\u003c\/td\u003e\n\n\u003ctd style=\"width: 93.3841%; height: 215.531px;\"\u003e*This product will undergo an overhaul after your order is placed, so shipping will take approximately 1–2 months.\u003cbr\u003ePlease understand this in advance.\u003cbr\u003e\u003cbr\u003e*Please note that the actual product may appear slightly different in color compared to the screen.\u003cbr\u003e\u003cbr\u003e*This item is also sold in our store. Although we update the inventory levels regularly, the item you purchase may occasionally be sold out. Please understand in advance that we may have to cancel your order if the item is not expected to be back in stock.\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eIntroducing the 1963 Seiko \"Seikomatic Self-Data\".\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAround 1960, Seiko launched \"Seikomatic\" as a series of automatic wristwatches.\u003cbr\u003eContemporary sales materials described it as a \"new luxury slim automatic,\" indicating that it was positioned near the top of Seiko's automatic lineup.\u003c\/p\u003e\n\u003cp\u003eEarly Seikomatic models displayed only the time, followed by the \"Self-Data\" with a date display and the \"Week-Data\" with both day and date displays.\u003cbr\u003eSeikomatic was a series that offered models with different display functions based on automatic movements.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"layout-grid-mode: char; mso-layout-grid-align: none;\" class=\"MsoNormal\"\u003e\u003cstrong\u003e■ Dial and Case Design\u003c\/strong\u003e\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe silver dial features sunray finishing with fine lines radiating from the center to the outer edge.\u003cbr\u003eThe brightness changes depending on the angle of the light, giving the clean color a distinctive character.\u003cbr\u003eFurthermore, thin lines divide the dial horizontally and vertically, and overlapping with the sunray finishing, the eye is drawn from the center to each hour marker.\u003c\/p\u003e\n\u003cp\u003eThe three-dimensional gold-colored bar indices provide clear markings on the dial while creating a sense of unity with the color of the hands and case.\u003cbr\u003eThe hour and minute hands are dauphine-shaped, tapering toward the tips.\u003cbr\u003eThe faceted surfaces catch the light, making the time easy to read on the silver dial.\u003cbr\u003eThe date window at the 3 o'clock position is surrounded by a black outer frame and a stepped border, serving as an accent on the dial.\u003c\/p\u003e\n\u003cp\u003eThe case is round and gold-colored.\u003cbr\u003eThe bezel is stepped, creating a contoured transition from the edge of the crystal to the side of the case.\u003cbr\u003eThe lugs extend outward from the case and taper toward the tips.\u003cbr\u003eThe straight design with flat surfaces adds a sharp impression to the round case.\u003cbr\u003eWhile the overall design is finished in gold, the combination with the silver dial creates a clean look amidst the elegance.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cstrong\u003e■Movement\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0762\/8980\/2535\/files\/2026-11-05T182611.371.png?v=1793871573\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eCal.394 is an automatic movement equipped with 24 jewels. The balance wheel vibrates at 18,000 beats per hour.\u003cbr\u003eThe slow-moving low-beat seconds hand is also a characteristic feature of mechanical watches from this era.\u003cbr\u003ePulling the crown out one click allows you to advance the date.\u003c\/p\u003e\n\u003cp\u003e\"Diashock,\" also marked on the dial, is a shock-resistant structure designed to protect the balance staff, which is susceptible to impact.\u003cbr\u003eThe rotor is engraved with \"SEIKOMATIC,\" \"SEIKOSHA,\" and \"24 JEWELS,\" and the movement is also marked with the model name and jewel count.\u003c\/p\u003e\n\u003cp style=\"layout-grid-mode: char; mso-layout-grid-align: none;\" class=\"MsoNormal\"\u003e\u003cstrong\u003e\u003cbr\u003e■Styling\u003cbr\u003e\u003c\/strong\u003e\u003cspan lang=\"EN-US\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe case size is 42.8mm in height (including lugs) \/ 36.2mm in width (including crown) \/ 12.1mm in thickness \/ 42g in weight (including strap)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe classic design with a gold-colored case and silver dial pairs well with jacket styles.\u003cbr\u003ePairing it with a white shirt, navy jacket, and slacks, a black leather strap will sharpen the wrist and create a refined impression.\u003c\/p\u003e\n\u003cp\u003eOn the other hand, it is also easy to pair with American casual styles such as denim jackets, chambray shirts, and chinos.\u003cbr\u003eThe gold-colored case serves as an accent among the rough materials, adding just the right amount of elegance to casual outfits.\u003cbr\u003eIt can be incorporated into both polished and casual styles, allowing you to enjoy a wide range of styling options.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp style=\"layout-grid-mode: char; mso-layout-grid-align: none;\" class=\"MsoNormal\"\u003e\u003cstrong\u003e■Condition\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\n\u003cdiv class=\"\"\u003e\n\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden @[53.5rem]\/main:[--thread-content-max-width:48rem] relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\"\u003e\n\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\n\u003cdiv class=\"LR5Y_W_content markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\n\u003cp\u003eThe case shows some plating wear on the lug at the 12 o'clock position on the back. There is no noticeable damage to the surface of the case, and it maintains a good appearance.\u003c\/p\u003e\n\n\u003cp\u003eThe dial is in a condition that is easy to read. The movement is running smoothly, and there are currently no particular issues.\u003c\/p\u003e\n\n\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan lang=\"EN-US\"\u003e\u003cstrong\u003e■To Ensure a Worry-Free Purchase\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cspan\u003eAll watches we handle undergo an internal inspection by a professional watchmaker upon arrival, and we only sell them after confirming they are genuine, so you can use them with peace of mind.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eWe will attach a new leather strap and deliver it to you when you purchase the watch.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePlease select your desired color from the order options tab and place your order.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e*For watches with original straps or metal bands, the leather strap will not be attached and will be sent separately as a spare.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWe will also send a dedicated watch case when shipping.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"layout-grid-mode: char; mso-layout-grid-align: none;\" class=\"MsoNormal\"\u003e\u003cspan lang=\"EN-US\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cspan style=\"color: #ff0000; font-size: xx-small;\" size=\"1\" color=\"#ff0000\"\u003e●Please be sure to check the following information after purchasing an antique watch●\u003cbr\u003e\u003cbr\u003eAt RESUME, when selling antique watches, we do not hand them over immediately upon your order.\u003cbr\u003eWe request a professional watchmaker to perform an overhaul (hereinafter OH), and deliver the watch after the OH is completed. (The period is approximately 1–2 months.)\u003cbr\u003eA professional watchmaker with a first-class watch repair technician qualification will completely disassemble the watch, replace consumable parts such as internal gaskets, and perform a thorough OH including cleaning and oiling,\u003cbr\u003eadjusting it to a condition of approximately ±1 minute per day.\u003cbr\u003eWe will also send our store's original OH certificate, along with photos of the movement disassembled\u003cbr\u003eand serviced, so you can see what kind of work was performed during the OH.\u003cbr\u003e\u003cbr\u003eOf course, due to the nature of the product being used, there is no guarantee that it will never break, but we provide this level of service so that you can enjoy the original performance of the watch\u003cbr\u003eand use it with peace of mind in the future, so please understand.\u003cbr\u003e\u003cbr\u003eAt the time of purchase, we offer a 1-year warranty period depending on the model. Even for products past the warranty period, we will properly accept repair requests for a fee.\u003cbr\u003eEven if you do not have a repair shop nearby, please feel free to contact us.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"RESUME","offers":[{"title":"Scotchgard: Black","offer_id":52531850903847,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"Scotchgard: Brown","offer_id":52531850936615,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"Scotchgard: Navy","offer_id":52531850969383,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"Scotchgard: Wine","offer_id":52531851002151,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"Scotchgard: Chestnut","offer_id":52531851034919,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"MIMOSA: Black","offer_id":52531851067687,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"MIMOSA: Grey","offer_id":52531851100455,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"MIMOSA: Brown","offer_id":52531851133223,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"MIMOSA: Dark Brown","offer_id":52531851165991,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"KID: Black","offer_id":52531851198759,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"KID: Khaki","offer_id":52531851231527,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"KID: Orc","offer_id":52531851264295,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"KID: Wine","offer_id":52531851297063,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true},{"title":"KID: Dark Brown","offer_id":52531851329831,"sku":null,"price":88000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/8980\/2535\/files\/2026-11-05T182950.298.png?v=1793871559","url":"https:\/\/vintage-watch-resume.com\/en\/products\/seiko%e3%82%bb%e3%82%a4%e3%82%b3%e3%83%bc-63s-matic-self-dater-%e3%82%b7%e3%83%bc%e3%83%9e%e3%82%b9%e3%82%bf%e3%83%bc-cal-394","provider":"RESUME","version":"1.0","type":"link"}