{"product_id":"montre-seiko-the-blackdiamond-collection-vintage-plaque-or-cadran-masquant-1999","title":"Vintage Seiko The Blackdiamond Collection Watch - Gold-Plated Concealed Dial (1999) ","description":"\u003ch2\u003eSeiko The Blackdiamond Collection — The dial that plays hide-and-seek\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eSeiko The Blackdiamond Collection vintage\u003c\/strong\u003e, reference \u003cstrong\u003e5P30-7030\u003c\/strong\u003e, produced around 1999, is a piece as original as it is elegant. Its fascinating hallmark: a \u003cstrong\u003econcealed dial mechanism\u003c\/strong\u003e. Thanks to a rotating disc, you can choose to display either the complete gilded dial with Roman numerals, or a mysterious pared-back black dial where only the golden hands seem to float. Two watches in one, according to your mood.\u003c\/p\u003e\n\u003cp\u003eWith the dial revealed, the piece unveils an elegant \u003cstrong\u003egilded background\u003c\/strong\u003e adorned with \u003cstrong\u003eblack Roman numerals\u003c\/strong\u003e and the signature \"The Blackdiamond Collection\". With the dial concealed, the black disc creates a minimalist and contemporary \"mystery\" effect, where reading the time becomes almost enigmatic. This ingenious system is what gives this watch its singular character, unlike any other.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eround gold-plated case\u003c\/strong\u003e, with its finely guilloché bezel, is enhanced by \u003cstrong\u003efaceted black stones\u003c\/strong\u003e set at the cardinal points — the \"black diamonds\" that give the collection its name. With its slim \u003cstrong\u003e6.4mm\u003c\/strong\u003e profile and \u003cstrong\u003e34mm\u003c\/strong\u003e diameter, this dress watch is worn with elegance and discretion. Powered by a reliable \u003cstrong\u003eSeiko quartz movement\u003c\/strong\u003e (caliber 5P30), it combines originality, refinement, and practicality.\u003c\/p\u003e\n\u003cp\u003eMounted on a \u003cstrong\u003eblack leather strap\u003c\/strong\u003e that highlights the contrast with the gold of the case, this \u003cstrong\u003eSeiko vintage watch\u003c\/strong\u003e in Unisex format will appeal to those seeking a singular piece, far from conventional watches. An \u003cstrong\u003eauthentic Japanese watch\u003c\/strong\u003e, selected and serviced by Atelier Victor. Fast and secure international shipping.\u003c\/p\u003e\n\u003ch3\u003eThree points to note about this piece\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUnique concealed dial mechanism: a rotating disc reveals or conceals the dial, transforming the watch at will (gilded dial or mysterious black dial).\u003c\/li\u003e\n\u003cli\u003eGuilloché gold-plated bezel set with faceted black stones: the \"black diamonds\" that give the collection its name.\u003c\/li\u003e\n\u003cli\u003eSlim dress format of 6.4mm and 34mm in diameter, Seiko quartz movement: an original and elegant piece, ideal for those who like to stand apart from the ordinary.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e\u003ca href=\"https:\/\/ateliervictor.co\/collections\/montres-seiko-vintage\" title=\"Vintage Seiko Watches\"\u003eView our other Seiko vintage watches →\u003c\/a\u003e\u003c\/em\u003e | \u003cem\u003e\u003ca href=\"https:\/\/ateliervictor.co\/collections\/montres-vintage-japonaises\" title=\"Vintage Japanese Watches\"\u003eView all our vintage Japanese watches →\u003c\/a\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\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 The Blackdiamond Collection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e 5P30-7030\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEstimated year:\u003c\/strong\u003e 1999\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 and women's watch (Unisex)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMovement:\u003c\/strong\u003e Quartz, caliber Seiko 5P30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Hours, minutes, seconds, dial concealment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase:\u003c\/strong\u003e Gold-plated (steel back)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBezel:\u003c\/strong\u003e Guilloché gold-plated, set with faceted black stones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 34mm (34.5mm with crown)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLug to lug:\u003c\/strong\u003e 38mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 6.4mm\u003c\/li\u003e \n\u003cli\u003e\n\u003cstrong\u003eLug width :\u003c\/strong\u003e 18mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrown :\u003c\/strong\u003e Steel, original\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDial :\u003c\/strong\u003e Gold with Roman numerals, with black mask, original\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHands :\u003c\/strong\u003e Gold, original\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrystal :\u003c\/strong\u003e Sapphire, excellent condition\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBracelet :\u003c\/strong\u003e Black crocodile leather, non-original\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuckle :\u003c\/strong\u003e Steel tang buckle, non-original\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCondition and guarantee\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall condition :\u003c\/strong\u003e Very fine state of preservation. Original dial and mask mechanism in perfect working order, well-preserved gold-plated case. Light signs of wear consistent with its age.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater resistance :\u003c\/strong\u003e Not water-resistant (vintage watch)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthenticity :\u003c\/strong\u003e Lifetime guarantee\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMovement :\u003c\/strong\u003e Movement inspected, guaranteed for 1 year\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded :\u003c\/strong\u003e Invoice Atelier Victor, 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\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow does the masking dial work?\u003c\/strong\u003e\u003cbr\u003eA rotating disc makes it possible to conceal or reveal the dial. In the revealed position, you can see the gold dial with Roman numerals; in the concealed position, a black disc covers the dial and only the gold hands remain visible, for a clean mysterious effect. It is a playful and original mechanism that gives this piece its full singularity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAre the stones on the bezel real black diamonds?\u003c\/strong\u003e\u003cbr\u003eThe faceted black stones set on the bezel are decorative elements (cut black stones) that give the collection its \"Blackdiamond\" name. They bring an elegant contrast to the gold of the case. This watch is appreciated for its original design and its mechanism, rather than for gemological value.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs this watch suitable for a man or a woman?\u003c\/strong\u003e\u003cbr\u003eWith its 34mm diameter and slim dress format, this Seiko Blackdiamond Collection is a Unisex piece. It suits both masculine and feminine wrists that appreciate original and elegant watches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs the quartz movement reliable?\u003c\/strong\u003e\u003cbr\u003eYes, the Seiko 5P30 calibre has been inspected by our watchmaker and is guaranteed for 1 year. The battery can be easily replaced by any watchmaker.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the international delivery time?\u003c\/strong\u003e\u003cbr\u003eDispatched within 48 hours, worldwide delivery in 3 to 5 days via DHL Express, insurance included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e ","brand":"Seiko","offers":[{"title":"Default Title","offer_id":53739280662865,"sku":null,"price":1.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/8576\/2597\/files\/2VD03297.jpg?v=1779386032","url":"https:\/\/ateliervictor.co\/en\/products\/vintage-seiko-the-blackdiamond-collection-gold-plated-watch-concealing-dial-1999","provider":"Atelier Victor","version":"1.0","type":"link"}