{"product_id":"citizen-crystal-seven-custom-4-521498-y","title":"Citizen Crystal Seven Custom 4-521498-Y","description":"\u003cp\u003eCitizen Crystal Seven Custom - Japanese Masterpiece in a Golden Glow!\u003cbr\u003eCitizen, a rising star of the Japanese watch industry in the second half of the 1960s, captured the innovative spirit of the era with its \"Crystal Seven\" series.\u003c\/p\u003e\n\u003cp\u003eThis model – the Citizen Crystal Seven Custom (23 Jewels) – not only boasted an automatic movement, but also boasted an elegant, geometric dial that captured the light and a gold-toned splendor, making it a top choice for high-end Japanese watches.\u003c\/p\u003e\n\u003cp\u003eMovement\u003cbr\u003eCaliber: Citizen 52xx series (automatic)\u003cbr\u003eType: Mechanical, self-winding\u003cbr\u003eJewels: 23 jewels\u003cbr\u003eFrequency: 18,000 bph\u003cbr\u003ePower reserve: ~42 hours\u003cbr\u003eFeatures: Day and date display (bilingual), shock absorber\u003cbr\u003eRotor engraving: \"CITIZEN 23 JEWELS\"\u003cbr\u003eImpression: One of the most refined mechanicals of its time – with its smooth rotor rotation, balanced balance, and quiet ticking, it plays the music of watchmaking.\u003c\/p\u003e\n\u003cp\u003eCase and Glass\u003cbr\u003eCase Material: Brass case, 18K gold plated (verified by label)\u003cbr\u003eDiameter: ~37.5 mm (excluding crown)\u003cbr\u003eGlass: High-domed \"Crystal\" glass—the signature feature from which the series derives its name\u003cbr\u003eCase Back: Stainless steel, caliber number and production code inside\u003cbr\u003eDial: Satin gold-tone finish, baton indices with black block detail\u003cbr\u003eHands: Bold, brushed gold finish, black centerline\u003cbr\u003eCrown: Embossed Citizen logo\u003cbr\u003eWater Resistance: \"Para Water\" (the Citizen water resistance standard of the time)\u003c\/p\u003e\n\u003cp\u003eDesign Details\u003cbr\u003eHorizontal \"SUN\" window on the left (highlighted in red)\u003cbr\u003eClassic date window on the right\u003cbr\u003eMinimalist \"Crystal Seven Custom\" lettering combines technical prowess with elegance with 23 Jewels\u003cbr\u003eHigh-domed crystal glass refracts light like velvet on the dial\u003cbr\u003eCombined with the polished gold-tone bracelet, it conveys the Japanese modernism of the 1970s Quality\u003c\/p\u003e\n\u003cp\u003eCase Interior \/ Engraving\u003cbr\u003eInterior rotor engraving \"CITIZEN 23 JEWELS\"\u003cbr\u003eFine adjustment screw on balance bridge (marked \"S\" and \"F\")\u003cbr\u003eProduction code on interior case: 251684 KA\u003cbr\u003eFactory assembly details are clean, giving the impression of a quality handcrafted assembly.\u003c\/p\u003e\n\u003cp\u003eLabels and Documents\u003cbr\u003eThe watch is preserved with its original Japanese labels:\u003cbr\u003eRetail price in 1969: ¥14,500\u003cbr\u003eMaterial: Brass (黄銅), 18K gold plated (金メッキ18K)\u003cbr\u003eManufacturer: シチズン商事株式会社 (Citizen Trading Co., Ltd. – Tokyo Ueno)\u003cbr\u003eLabel information: “強力防水 (Para Water)” \/ “自動巻” \/ “日付・曜日つき” – Automatic winding, day-date display\u003cbr\u003eThese documents confirm that the watch is completely preserved in its original sales form.\u003c\/p\u003e\n\u003cp\u003eWhy is it valuable?\u003cbr\u003eHistorical significance: This is Citizen's flagship series, representing the mechanical excellence of the pre-Quartz era in Japan in the 1960s.\u003c\/p\u003e\n\u003cp\u003eDesign originality: The combination of a gold dial and crystal glass represents the pinnacle of \"luxury everyday wear\" during that era.\u003c\/p\u003e\n\u003cp\u003eCollector's value: This is a rare example that has survived with its tags, bracelet, and even its original price card.\u003c\/p\u003e\n\u003cp\u003eMechanical superiority: The 23-jewel caliber is derived from movements that passed Citizen's \"Chronometer Standard\" tests in the mid-1960s.\u003c\/p\u003e\n\u003cp\u003eConclusion\u003cbr\u003eThe Citizen Crystal Seven Custom (23 Jewels) is a perfect representation of the golden age of Japanese watchmaking.\u003c\/p\u003e\n\u003cp\u003eWith a timeless design language, a strong mechanical identity, and elegance, this model conveys not only the time but also the aesthetics of its era. Preserved with its tags and original bracelet, it offers a completeness that surpasses collector's standards.\u003cbr\u003eIn short: this watch is not just a \"working\" movement; it is a sparkling tale of Japanese industrial elegance.\u003c\/p\u003e\n\u003cp\u003eThe item you are viewing was manufactured in 1969.\u003c\/p\u003e\n\u003cp\u003eEvery watch we offer for sale is a silent part of our ongoing journey through time; and this journey continues where only the attentive eye can notice...\u003c\/p\u003e\n\u003cp\u003eProfessionally overhauled and FULLY SERVICED (the movement is completely disassembled, its components cleaned, oiled, and adjusted), your watch will function flawlessly without any surprises. (It is maintenance-free for 3 years unless exposed to direct water or high humidity for extended periods.)\u003cbr\u003eItem Condition: Tested and fully functional.\u003c\/p\u003e","brand":"Turgay's Watches","offers":[{"title":"Default Title","offer_id":46844017475805,"sku":"TW00820","price":455.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/3125\/0653\/files\/20250824_070348.jpg?v=1759852683","url":"https:\/\/turgayswatches.com\/products\/citizen-crystal-seven-custom-4-521498-y","provider":"Turgay's Watches","version":"1.0","type":"link"}