{"product_id":"montre-seiko-tank-vintage-7431-5210-plaque-or-cuir-vert-1988","title":"Vintage Seiko Tank Watch 7431-5210 — Gold-Plated, Green Leather (1988) ","description":"\u003cdiv style=\"margin: 28px 0; padding: 22px 12px; border-bottom: 1px solid #e2ddd5; text-align: center;\"\u003e\n\u003cp style=\"margin: 0 0 10px; font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; opacity: 0.5;\"\u003eAtelier Note\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-style: italic; font-size: 16px; line-height: 1.7;\"\u003eA 5.5mm gold-plated rectangle, a brushed champagne dial with gold-tone markers, hands with black inserts. A Seiko from 1988 on handmade green crocodile leather, delivered with its Atelier Victor invoice serving as a certificate.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eA Seiko Tank 7431-5210 from 1988, gold-plated and with a champagne dial\u003c\/h2\u003e\n\u003cp\u003eThis Seiko 7431-5210 dates from 1988. Its rectangular gold-plated case measures 27.5mm wide, 36mm lug-to-lug and only 5.5mm thick; its straight sides frame the dial directly.\u003c\/p\u003e\n\u003cp\u003eThe champagne dial, brushed vertically, features applied gold-tone baton markers, doubled at 12 o'clock, and a dotted minute track. The hour and minute hands, gold-tone with black inserts, stand out clearly against this background; the centre seconds is gold-tone. The Seiko Quartz signature sits below 12 o'clock.\u003c\/p\u003e\n\u003cp\u003eThe watch is powered by the Seiko 7431 quartz calibre. The original gold-tone crown is set into the right side, and the caseback is steel.\u003c\/p\u003e\n\u003cp\u003eIt is fitted with a handmade green crocodile leather strap, fastened by a gold-tone pin buckle, on a 19mm Lug width.\u003c\/p\u003e\n\u003ch3 style=\"margin: 40px 0 16px;\"\u003eThree points to note\u003c\/h3\u003e\n\u003cdiv style=\"margin: 20px 0; padding-left: 16px; border-left: 1px solid #e2ddd5;\"\u003e\n\u003cp style=\"margin: 0 0 4px; font-size: 12px; letter-spacing: 0.1em; opacity: 0.45;\"\u003e01\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 18px;\"\u003e\u003cstrong\u003e5.5mm thick\u003c\/strong\u003e — A gold-plated rectangle that slips under a cuff.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 4px; font-size: 12px; letter-spacing: 0.1em; opacity: 0.45;\"\u003e02\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 18px;\"\u003e\u003cstrong\u003eBrushed champagne dial\u003c\/strong\u003e — Applied gold-tone markers, hands with black inserts.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 4px; font-size: 12px; letter-spacing: 0.1em; opacity: 0.45;\"\u003e03\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003cstrong\u003eGreen crocodile leather\u003c\/strong\u003e — A handmade strap with a gold-tone pin buckle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin: 40px 0 16px;\"\u003eWhy choose a vintage Seiko Tank watch?\u003c\/h3\u003e\n\u003cp\u003eThis Seiko Tank 7431-5210 combines a 5.5mm gold-plated rectangular case, a brushed champagne dial and a green crocodile leather strap. A dress watch from 1988, suitable for everyday wear as well as with a shirt.\u003c\/p\u003e\n\u003cp\u003eEach piece offered by Atelier Victor is checked by our watchmakers before being put online: movement tested, case and dial examined. It is delivered with the Atelier Victor invoice serving as a certificate, a 1-year mechanical guarantee on the movement and a lifetime authenticity guarantee.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e→ \u003ca href=\"\/en\/collections\/montres-seiko-vintage\" title=\"Vintage Seiko watches\"\u003eDiscover our vintage Seiko watches\u003c\/a\u003e\u003cbr\u003e→ \u003ca href=\"\/en\/collections\/montres-vintage-moins-500\" title=\"Vintage watches under 500 euros\"\u003eSee our vintage watches under €500\u003c\/a\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3 style=\"margin: 40px 0 16px;\"\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand :\u003c\/strong\u003e Seiko\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel :\u003c\/strong\u003e Tank gold-plated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference :\u003c\/strong\u003e 7431-5210\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEstimated year :\u003c\/strong\u003e 1988\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerial number :\u003c\/strong\u003e 8000••\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin :\u003c\/strong\u003e Japan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGender :\u003c\/strong\u003e Men's watch, women's watch (Unisex)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMovement :\u003c\/strong\u003e  Quartz, caliber Seiko 7431\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Hours, minutes, centre seconds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase:\u003c\/strong\u003e Gold-plated (steel back), rectangular shape\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 27.5mm (29mm with the crown)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLug-to-lug:\u003c\/strong\u003e 36mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 5.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLug width:\u003c\/strong\u003e 19mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrown:\u003c\/strong\u003e Gold-tone, original\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDial:\u003c\/strong\u003e Brushed champagne, applied gold-tone baton markers, original\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHands:\u003c\/strong\u003e Gold-tone baton hands with black insert, gold-tone centre seconds, original\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrystal:\u003c\/strong\u003e Mineral (condition 7\/10)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrap:\u003c\/strong\u003e Green crocodile leather, handmade, not original\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuckle:\u003c\/strong\u003e Gold-tone pin buckle, not original\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin: 40px 0 16px;\"\u003eCondition and guarantee\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall condition:\u003c\/strong\u003e Good overall condition, original dial and hands, Crystal 7\/10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater resistance:\u003c\/strong\u003e Not guaranteed (vintage watch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthenticity:\u003c\/strong\u003e Lifetime guarantee\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanics:\u003c\/strong\u003e Movement checked and functional, 1-year guarantee\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e Invoice Atelier Victor serving as a certificate of authenticity, protective case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot included:\u003c\/strong\u003e Original box and papers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin: 40px 0 16px;\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is it referred to as a Tank watch?\u003c\/strong\u003e\u003cbr\u003eThe term is used to refer to a watch with a rectangular case. Seiko did not market this reference under that name: it owes it to its shape, a gold-plated rectangle with straight sides.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is this watch dated?\u003c\/strong\u003e\u003cbr\u003eBy its serial number, engraved on the caseback, 8000••. At Seiko, the first digit gives the year within the decade, here 8: the piece dates from 1988.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat maintenance does a quartz movement require?\u003c\/strong\u003e\u003cbr\u003eA battery change about every two to three years, to be entrusted to a watchmaker in order to preserve the caseback gasket.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this piece suitable for a slim or larger wrist?\u003c\/strong\u003e\u003cbr\u003eWith a width of 27.5mm, 36mm Lug-to-lug and a thickness of 5.5mm, it suits wrists of around 14 to 18cm — a guide, never a rule: everyone wears what they like. It slips under a cuff.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do delivery and payment work?\u003c\/strong\u003e\u003cbr\u003eThe piece is shipped with tracking and insurance by a trusted carrier, to a collection point or to your home depending on the destination. Delivery is free.\u003c\/p\u003e ","brand":"Seiko","offers":[{"title":"Default Title","offer_id":55502156955985,"sku":"800011","price":375.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/8576\/2597\/files\/montre-seiko-tank-vintage-7431-5210-plaque-or-cuir-vert-1988-atelier-victor-1.jpg?v=1794464835","url":"https:\/\/ateliervictor.co\/en\/products\/vintage-seiko-tank-watch-7431-5210-gold-plated-green-leather-1988","provider":"Atelier Victor","version":"1.0","type":"link"}