{"product_id":"seiko-prospex-sfk001j1-sumo-solar-gmt-blue-dial-45mm","title":"Seiko Prospex SFK001J1 “Sumo” Solar GMT — Blue Dial, 45mm","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSeiko Prospex SFK001J1 “Sumo” Solar GMT — Blue Dial, 45mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt for travel and life on the water, the Seiko Prospex SFK001J1 combines the bold presence of the “Sumo” design with solar-powered GMT functionality. Its blue dial and matching dive bezel give it a distinctive ocean-inspired look, complemented by a stainless steel case and bracelet.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Seiko 5K65 solar movement converts light into power, while the GMT hand lets you track a second time zone. A sapphire crystal with an internal anti-reflective coating protects the dial, and LumiBrite enhances visibility in low light.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith 200-meter diver’s water resistance, a screw-down crown and a unidirectional rotating bezel, this Prospex delivers practical capability alongside its striking design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eReference:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e SFK001J1\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMovement:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Seiko 5K65 solar quartz GMT\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAccuracy:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ±15 seconds per month\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCase and bracelet:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Stainless steel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDiameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 45mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThickness:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 13.2mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDial and bezel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Blue\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCrystal:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Sapphire with internal anti-reflective coating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWater resistance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 200m diver’s\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eLume:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e LumiBrite on hands, markers and bezel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCrown:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Screw-down\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCaseback:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Screw-in\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eClasp:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Three-fold with secure lock, push-button release and extender\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Florida Trust Group LLC","offers":[{"title":"Default Title","offer_id":49020947267681,"sku":null,"price":850.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/8183\/1777\/files\/ChatGPTImageSep30_2026_05_26_48AM-4.png?v=1790760766","url":"https:\/\/www.ftgwatches.com\/products\/seiko-prospex-sfk001j1-sumo-solar-gmt-blue-dial-45mm","provider":"Florida Trust Group LLC","version":"1.0","type":"link"}