{"product_id":"seiko-presage-classic-open-heart-rannekello-spb471j1","title":"Seiko Presage Classic Open Heart Watch, SPB471J1","description":"\u003ch2\u003e\u003cmeta charset=\"utf-8\"\u003eSeiko Presage Classic Open Heart SPB471J1 Men's Watch with Black Dial\u003cbr\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Seiko Presage Classic Open Heart SPB471J1 charms with its vibrant black dial, framed by steel-grey hands and indexes. The partially open dial adds depth to the watch and allows you to observe the movement of the mechanism – a detail that makes the model particularly sophisticated and interesting. The subdued colour scheme and strong, high-quality steel case together create a sturdy and timeless look that works naturally in both casual everyday settings and more formal attire.\u003c\/p\u003e\n\u003cp\u003eSeiko's 6R5J caliber automatic movement with manual winding offers approximately 72 hours of power reserve, a day display, and a stop-seconds function for precise time setting. The double-curved sapphire crystal with anti-reflective coating improves readability in different lighting conditions, and the transparent, screw-down caseback completes the unique look, revealing the movement from the back. In addition, the 100-meter water resistance makes this model a worry-free companion for everyday use.\u003c\/p\u003e\n\u003cp\u003eJapanese Seiko watches are known for their technical excellence and durability. Over 100 years old, Seiko has brought significant innovations to the watch industry, such as the first quartz watch and kinetic technology. Seiko watches combine timeless elegance with first-class product development.\u003c\/p\u003e\n\u003cp\u003eProduct number: SPB471J1\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003eCase material: stainless steel\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003eCase colour: steel grey\u003cbr\u003eCase diameter: 40.2 mm\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003eCase thickness: 13.0 mm\u003cbr\u003eStrap material: stainless steel\u003cbr\u003eStrap colour: steel grey\u003cbr\u003eStrap width: 20 mm\u003cbr\u003eDial colour: black \/ dark\u003cbr\u003eGlass: double-curved sapphire glass\u003cbr\u003eAnti-reflective coating on the inner surface of the glass\u003cbr\u003eWater resistance: 100 m (10 bar)\u003cbr\u003eStopwatch function\u003cbr\u003e24-hour indicator (day display)\u003cbr\u003eMovement: 6R5J caliber automatic movement with manual winding, 24 jewels\u003cbr\u003eBattery life: approximately 72 hours (3 days)\u003cbr\u003eAccuracy: +25 \/ -15 seconds \/ day\u003cbr\u003eWeight: 139g\u003c\/p\u003e\n\u003cp\u003eAll Seiko watches come with a two-year warranty and are delivered in their original Seiko case.\u003c\/p\u003e\n\u003cp\u003e\u003ca title=\"Seiko watches\" href=\"\/en\/collections\/seiko\"\u003eSee all Seiko watches here\u003c\/a\u003e\u003c\/p\u003e","brand":"Seiko","offers":[{"title":"Default Title","offer_id":52468200145243,"sku":"SPB471J1","price":1350.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0309\/5291\/5083\/files\/Seiko_Presage_Classic_Open_Heart_rannekello_SPB471J1.jpg?v=1772105439","url":"https:\/\/laatukoru.fi\/en\/products\/seiko-presage-classic-open-heart-rannekello-spb471j1","provider":"Laatukoru","version":"1.0","type":"link"}