{"product_id":"black-open-heart-nautiko","title":"Black Open Heart - NAUTIKO","description":"\u003cp\u003eThe APEX Black Open‑Heart delivers a clean, modern, and mechanically expressive design. The deep matte‑black dial paired with a polished stainless‑steel case creates a sharp, minimalist aesthetic that feels refined, confident, and unmistakably APEX. The open‑heart window reveals the beating NH38 movement beneath, adding depth and character to an otherwise stealthy, monochrome dial.\u003c\/p\u003e\n\u003cp\u003eWith a 41mm case size and a slim 12mm thickness, the Black Open‑Heart wears comfortably on any wrist. Bright C3 lume on the hands ensures visibility in low‑light conditions, while the screw‑down crown, solid case back, and 3 bar water resistance provide practical durability for everyday use.\u003c\/p\u003e\n\u003cp\u003eHand‑assembled with precision, the Black Open‑Heart feels solid, reliable, and ready for anything.\u003c\/p\u003e\n\u003cp\u003e---\u003c\/p\u003e\n\u003cp\u003eKey Features\u003c\/p\u003e\n\u003cp\u003e• 41mm case size — bold, modern proportions with strong wrist presence\u003cbr\u003e• 12mm thickness — slim, comfortable, and ideal for daily wear\u003cbr\u003e• Open‑heart dial — showcases the mechanical heartbeat of the NH38 movement\u003cbr\u003e• C3 lume — bright, long‑lasting glow for maximum visibility\u003cbr\u003e• Screw‑down crown — added security and improved moisture resistance\u003cbr\u003e• Solid case back — clean, durable, and built for long‑term reliability\u003cbr\u003e• 3 bar water resistance — protection from everyday splashes and light exposure\u003cbr\u003e• Matte‑black dial with stainless‑steel case — clean, modern, and versatile\u003cbr\u003e• Reliable NH38 Seiko movement — open‑heart, no‑date, trusted accuracy, and easy servicing\u003cbr\u003e• Hand‑assembled — each piece built with care and attention to detail\u003cbr\u003e• Stainless steel finish — durable, refined, and built to last\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e---\u003c\/p\u003e\n\u003cp\u003eWho It’s For\u003c\/p\u003e\n\u003cp\u003eThe Black Open‑Heart is perfect for enthusiasts who want a watch that’s:\u003c\/p\u003e\n\u003cp\u003e• Clean, modern, and versatile\u003cbr\u003e• Minimalist with mechanical character\u003cbr\u003e• Comfortable for everyday wear\u003cbr\u003e• Highly legible in all conditions\u003cbr\u003e• A confident, understated piece with a premium monochrome identity\u003cbr\u003e\u003c\/p\u003e","brand":"APEX Watch Mods","offers":[{"title":"Default Title","offer_id":53668514234706,"sku":null,"price":190.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1080\/8567\/4322\/files\/IMG_5354.png?v=1780766095","url":"https:\/\/apexwatchmods.com\/products\/black-open-heart-nautiko","provider":"APEX Watch Mods","version":"1.0","type":"link"}