{"product_id":"nauteiko-openheart-blue","title":"Nauteiko Openheart Blue","description":"\u003cp\u003eThe \u003cstrong\u003eNauteiko Openheart Blue\u003c\/strong\u003e stands out for its \u003cstrong\u003eblue dial with open-heart window\u003c\/strong\u003e, allowing you to appreciate the automatic movement in full action, bringing dynamism and elegance. The \u003cstrong\u003e41 mm case in 904L stainless steel\u003c\/strong\u003e offers solid and refined finishing, while the contrast between the \u003cstrong\u003eintense blue dial and silver details\u003c\/strong\u003e conveys a contemporary and exclusive style.\u003c\/p\u003e\u003cp\u003eDesigned for those seeking a striking yet sophisticated watch, this design combines \u003cstrong\u003ehighest quality materials\u003c\/strong\u003e with reliable mechanics. The \u003cstrong\u003e904L steel bracelet\u003c\/strong\u003e ensures resistance and durability, the \u003cstrong\u003escratch-resistant sapphire crystal\u003c\/strong\u003e maintains impeccable clarity, and the \u003cstrong\u003eoriginal Seiko NH38 automatic movement\u003c\/strong\u003e guarantees precision and reliability, visible through its open-heart window.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTechnical specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e· \u003cstrong\u003eDiameter:\u003c\/strong\u003e 41 mm (without crown), perfect balance on the wrist\u003cbr\u003e· \u003cstrong\u003eMovement:\u003c\/strong\u003e Original Seiko NH38 automatic, reliable and visible in the open-heart\u003cbr\u003e· \u003cstrong\u003eThickness:\u003c\/strong\u003e 12.5 mm, elegant and versatile profile\u003cbr\u003e· \u003cstrong data-is-only-node=\"\"\u003eCrystal:\u003c\/strong\u003e Scratch-resistant sapphire with anti-reflective coating\u003cbr\u003e· \u003cstrong\u003eLuminosity:\u003c\/strong\u003e Luminova on hands and indices, excellent night visibility\u003cbr\u003e· \u003cstrong\u003eCase:\u003c\/strong\u003e 904L stainless steel, durable and premium finishing\u003cbr\u003e· \u003cstrong\u003eCrown:\u003c\/strong\u003e Screw-down, functional and secure\u003cbr\u003e· \u003cstrong\u003eDial:\u003c\/strong\u003e Blue with open-heart window, sophisticated and distinctive\u003cbr\u003e· \u003cstrong\u003eWrist size:\u003c\/strong\u003e Adjustable between 14.5 cm and 22 cm\u003cbr\u003e· \u003cstrong\u003eLugs:\u003c\/strong\u003e 20 mm, ideal for interchangeable straps\u003cbr\u003e· \u003cstrong\u003eBracelet:\u003c\/strong\u003e 904L stainless steel with security clasp\u003cbr\u003e· \u003cstrong\u003eCase back:\u003c\/strong\u003e Closed steel, discreet and robust\u003cbr\u003e· \u003cstrong\u003eWater resistance:\u003c\/strong\u003e 3 ATM, suitable for daily use and splashes\u003c\/p\u003e","brand":"Roman Watches","offers":[{"title":"No","offer_id":54961320558921,"sku":"RW-LOGO-00112-NO","price":299.95,"currency_code":"EUR","in_stock":true},{"title":"Silver","offer_id":54961320591689,"sku":"RW-LOGO-00112-SILVER","price":319.95,"currency_code":"EUR","in_stock":true},{"title":"Gold","offer_id":54961320624457,"sku":"RW-LOGO-00112-GOLD","price":319.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/8345\/2489\/files\/Pi7_image_tool_7_45ce3378-2fa4-4af4-92aa-6419ea54c2d6.jpg?v=1785312811","url":"https:\/\/roman-watches.com\/products\/nauteiko-openheart-blue","provider":"Roman Watches","version":"1.0","type":"link"}