{"product_id":"seiko-selection-hfb009j-jdm-open-heart-white-gold-automatic-ladies-watch-japan-made","title":"SEIKO SELECTION HFB009J JDM Open Heart White Gold Automatic Ladies Watch Japan Made","description":"\u003cdiv class=\"text-base my-auto mx-auto [--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\u003cdiv data-conversation-screenshot-content=\"\" 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 relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"aba79353-58e2-4955-b961-0cb8ee5e1e7c\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" 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\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003ch2 data-source-line=\"7-7\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-source-line=\"9-9\"\u003eThe SEIKO SELECTION HFB009J is a ladies’ mechanical model from the S Series, designed to bring the appeal of Japanese automatic watchmaking into a refined everyday format. Its white dial with gold-tone accents, clean three-hand layout, and open-heart display create a graceful and polished look while still highlighting the movement’s mechanical character.\u003c\/p\u003e\n\u003cp data-source-line=\"11-11\"\u003ePowered by Caliber 4R38, the watch uses a mechanical automatic movement with manual winding, offering approximately 41 hours of power reserve, 24 jewels, and a stop-seconds function. With 10 bar water resistance, Hardlex crystal, and a stainless steel bracelet, it delivers practical daily usability while preserving the tactile charm of a traditional mechanical watch.\u003c\/p\u003e\n\u003cp data-source-line=\"13-13\"\u003eDesigned for women who want more personality than a standard quartz dress watch, the HFB009J offers balanced comfort, visual elegance, and reliable day-to-day wearability. Within the SEIKO SELECTION lineup, it stands out as a Japan-made open-heart model that combines feminine styling with accessible mechanical value.\u003c\/p\u003e\n\u003ch2 data-source-line=\"15-15\"\u003eKey Specifications\u003c\/h2\u003e\n\u003cul data-source-line=\"17-31\"\u003e\n\u003cli data-source-line=\"17-17\"\u003eCase: 39.6 × 33.7 × 10.8 mm, stainless steel case\u003c\/li\u003e\n\u003cli data-source-line=\"18-18\"\u003eBand: Stainless steel bracelet, one-push three-fold clasp\u003c\/li\u003e\n\u003cli data-source-line=\"19-19\"\u003eWater resistance: 10 bar\u003c\/li\u003e\n\u003cli data-source-line=\"20-20\"\u003eMovement: Caliber 4R38, mechanical automatic with manual winding\u003c\/li\u003e\n\u003cli data-source-line=\"21-21\"\u003ePower: Automatic, approximately 41 hours power reserve\u003c\/li\u003e\n\u003cli data-source-line=\"22-22\"\u003eAccuracy: +45 to -35 seconds per day\u003c\/li\u003e\n\u003cli data-source-line=\"23-23\"\u003eDisplay: Analog, white dial with gold-tone accents\u003c\/li\u003e\n\u003cli data-source-line=\"24-24\"\u003eFunctions: 3-hand display, open-heart display, stop-seconds function\u003c\/li\u003e\n\u003cli data-source-line=\"25-25\"\u003eSpecial features: 24 jewels\u003c\/li\u003e\n\u003cli data-source-line=\"26-26\"\u003eGlass: Hardlex\u003c\/li\u003e\n\u003cli data-source-line=\"27-27\"\u003eOrigin: Japan Domestic Market (JDM)\u003c\/li\u003e\n\u003cli data-source-line=\"28-28\"\u003eMade in Japan: Confirmed\u003c\/li\u003e\n\u003cli data-source-line=\"29-29\"\u003eModel Code: HFB009J\u003c\/li\u003e\n\u003cli data-source-line=\"30-31\"\u003eJAN: 4954628473943\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-source-line=\"32-32\"\u003eKey Highlights\u003c\/h2\u003e\n\u003cp data-source-line=\"34-34\"\u003eThe HFB009J stands out through its elegant open-heart presentation, offering a more expressive mechanical look than a standard ladies’ three-hand watch. The white and gold-tone color balance gives it a softer, dress-oriented feel while still allowing the movement to remain a central part of the design.\u003c\/p\u003e\n\u003cp data-source-line=\"36-36\"\u003eIts 4R38 automatic movement gives the watch authentic mechanical identity with hand-winding capability and dependable everyday usability. Rather than relying on quartz-style convenience messaging, this model is better positioned as an approachable introduction to genuine Japanese mechanical watchmaking.\u003c\/p\u003e\n\u003cp data-source-line=\"38-38\"\u003eOn the wrist, the balanced case proportions and stainless steel bracelet make it easy to wear across both casual and more polished settings. The design feels feminine and refined without becoming overly decorative, which helps it work well as a versatile daily watch.\u003c\/p\u003e\n\u003cp data-source-line=\"40-40\"\u003eWithin the SEIKO SELECTION S Series, the HFB009J is a strong JDM option for buyers seeking a Japan-made ladies’ automatic watch with an open-heart dial, elegant color accents, and solid entry-level mechanical appeal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"SEIKO","offers":[{"title":"Default Title","offer_id":48640593297663,"sku":"HFB009J","price":45000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/0561\/5871\/files\/hfb009j_1.jpg?v=1780831714","url":"https:\/\/japanheartfulstore.com\/products\/seiko-selection-hfb009j-jdm-open-heart-white-gold-automatic-ladies-watch-japan-made","provider":"Japan Heartful Store","version":"1.0","type":"link"}