{"product_id":"luminox-navy-seal-semper-fortis-limited-edition","title":"Luminox Navy SEAL SEMPER-FORTIS Limited Edition","description":"\u003cp\u003eCreated as a tribute to the enduring strength, resilience and determination associated with the U.S. Navy, the Luminox Navy SEAL SEMPER-FORTIS is a striking limited edition of just \u003cstrong\u003e775 individually numbered watches worldwide\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eBuilt around Luminox's iconic 45mm Navy SEAL 3500 design, the XS.3515.N is constructed almost entirely from lightweight CARBONOX™. The case, unidirectional rotating bezel and even the bracelet use the material, creating an imposing all-black watch without the weight normally associated with a substantial metal bracelet. At just \u003cstrong\u003e93g\u003c\/strong\u003e, it remains remarkably wearable. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe stealth-black dial carries the words \u003cstrong\u003e“SEMPER-FORTIS” — Ever Strong\u003c\/strong\u003e, with the red inscription providing the principal flash of colour. As the light fades, the SEMPER-FORTIS detail glows with Super-LumiNova®, while Luminox Light Technology provides constant self-powered visibility for up to 25 years. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eA Swiss Ronda 515 quartz movement provides dependable time and date functionality, while a screw-down crown, 200-metre water resistance and hardened mineral crystal give the watch genuine everyday durability. It's a particularly distinctive interpretation of the Navy SEAL collection — stealthy, purposeful and genuinely limited. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e✦ \u003cstrong\u003eModel:\u003c\/strong\u003e Luminox Navy SEAL SEMPER-FORTIS XS.3515.N\u003cbr\u003e✦ \u003cstrong\u003eSeries:\u003c\/strong\u003e Navy SEAL 3500\u003cbr\u003e✦ \u003cstrong\u003eLimited Edition:\u003c\/strong\u003e 775 individually numbered pieces worldwide\u003cbr\u003e✦ \u003cstrong\u003eSwiss Made\u003c\/strong\u003e\u003cbr\u003e✦ \u003cstrong\u003eMovement:\u003c\/strong\u003e Swiss Ronda 515 quartz\u003cbr\u003e✦ \u003cstrong\u003eFunctions:\u003c\/strong\u003e Time and date\u003cbr\u003e✦ \u003cstrong\u003eCase:\u003c\/strong\u003e CARBONOX™\u003cbr\u003e✦ \u003cstrong\u003eCase Diameter:\u003c\/strong\u003e 45mm\u003cbr\u003e✦ \u003cstrong\u003eCase Height:\u003c\/strong\u003e 14mm\u003cbr\u003e✦ \u003cstrong\u003eBezel:\u003c\/strong\u003e CARBONOX™ unidirectional rotating bezel\u003cbr\u003e✦ \u003cstrong\u003eCrystal:\u003c\/strong\u003e Hardened mineral crystal\u003cbr\u003e✦ \u003cstrong\u003eCrown:\u003c\/strong\u003e Screw-down crown\u003cbr\u003e✦ \u003cstrong\u003eCase Back:\u003c\/strong\u003e 316L stainless steel, screw-on\u003cbr\u003e✦ \u003cstrong\u003eIllumination:\u003c\/strong\u003e Luminox Light Technology, constant glow for up to 25 years\u003cbr\u003e✦ \u003cstrong\u003eDial Detail:\u003c\/strong\u003e Super-LumiNova® SEMPER-FORTIS inscription\u003cbr\u003e✦ \u003cstrong\u003eWater Resistance:\u003c\/strong\u003e 200 metres \/ 660 feet \/ 20 ATM\u003cbr\u003e✦ \u003cstrong\u003eBracelet:\u003c\/strong\u003e Black CARBONOX™\u003cbr\u003e✦ \u003cstrong\u003eLug Width:\u003c\/strong\u003e 24mm\u003cbr\u003e✦ \u003cstrong\u003eBuckle:\u003c\/strong\u003e 316L stainless steel\u003cbr\u003e✦ \u003cstrong\u003eWeight:\u003c\/strong\u003e 93g \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Luminox","offers":[{"title":"Default Title","offer_id":57183959613818,"sku":"XS.3515.N","price":539.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/0257\/7018\/files\/Image_Aug_19_2026_06_24_21_PM.png?v=1787160430","url":"https:\/\/marcustempus.co.uk\/products\/luminox-navy-seal-semper-fortis-limited-edition","provider":"Marcus Tempus Antique \u0026 Modern","version":"1.0","type":"link"}