{"product_id":"seiko-prospex-speedtimer-ssc813-solar-chronograph-watch","title":"Seiko Prospex Speedtimer SSC813 Solar Chronograph Watch","description":"\u003ch2 data-start=\"249\" data-end=\"283\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp data-start=\"285\" data-end=\"575\"\u003eThe \u003cstrong data-start=\"289\" data-end=\"324\"\u003eSeiko Prospex Speedtimer SSC813\u003c\/strong\u003e is a solar-powered chronograph watch that combines classic sport design with reliable everyday functionality. Powered by a solar quartz movement, it converts light into energy and features an overcharge prevention function for stable operation.\u003c\/p\u003e\n\u003cp data-start=\"577\" data-end=\"857\"\u003eThe stainless steel case and bracelet are paired with a curved sapphire crystal featuring an inner anti-reflective coating for clear visibility. The dial layout includes multiple sub-dials, a date display, and a power reserve indicator, offering practical information at a glance.\u003c\/p\u003e\n\u003cp data-start=\"859\" data-end=\"1175\"\u003eLumibrite coating on the hands and hour markers enhances readability in low-light conditions. With \u003cstrong data-start=\"958\" data-end=\"998\"\u003e10 ATM (100 meters) water resistance\u003c\/strong\u003e, this watch is suitable for daily wear and light water activities. Designed as part of the Prospex Speedtimer Collection, it reflects Seiko’s heritage in precision timekeeping.\u003c\/p\u003e\n\u003ch3 data-start=\"1177\" data-end=\"1197\"\u003eProduct Features\u003c\/h3\u003e\n\u003cul data-start=\"1198\" data-end=\"1642\"\u003e\n\u003cli data-start=\"1198\" data-end=\"1214\"\u003e\n\u003cp data-start=\"1200\" data-end=\"1214\"\u003eBrand: Seiko\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1215\" data-end=\"1249\"\u003e\n\u003cp data-start=\"1217\" data-end=\"1249\"\u003eCollection: Prospex Speedtimer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1250\" data-end=\"1267\"\u003e\n\u003cp data-start=\"1252\" data-end=\"1267\"\u003eModel: SSC813\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1268\" data-end=\"1294\"\u003e\n\u003cp data-start=\"1270\" data-end=\"1294\"\u003eMovement: Solar quartz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1295\" data-end=\"1326\"\u003e\n\u003cp data-start=\"1297\" data-end=\"1326\"\u003eDisplay: Analog, multi-hand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1327\" data-end=\"1522\"\u003e\n\u003cp data-start=\"1329\" data-end=\"1341\"\u003eFunctions:\u003c\/p\u003e\n\u003cul data-start=\"1344\" data-end=\"1522\"\u003e\n\u003cli data-start=\"1344\" data-end=\"1402\"\u003e\n\u003cp data-start=\"1346\" data-end=\"1402\"\u003eChronograph (1\/5 second measurement, up to 60 minutes)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1405\" data-end=\"1421\"\u003e\n\u003cp data-start=\"1407\" data-end=\"1421\"\u003eDate display\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1424\" data-end=\"1451\"\u003e\n\u003cp data-start=\"1426\" data-end=\"1451\"\u003ePower reserve indicator\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1454\" data-end=\"1474\"\u003e\n\u003cp data-start=\"1456\" data-end=\"1474\"\u003e24-hour sub-dial\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1477\" data-end=\"1494\"\u003e\n\u003cp data-start=\"1479\" data-end=\"1494\"\u003eSmall seconds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1497\" data-end=\"1522\"\u003e\n\u003cp data-start=\"1499\" data-end=\"1522\"\u003eOvercharge prevention\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1523\" data-end=\"1574\"\u003e\n\u003cp data-start=\"1525\" data-end=\"1574\"\u003eLuminous coating: Lumibrite (hands and indices)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1575\" data-end=\"1600\"\u003e\n\u003cp data-start=\"1577\" data-end=\"1600\"\u003eCase back: Screw-down\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1601\" data-end=\"1642\"\u003e\n\u003cp data-start=\"1603\" data-end=\"1642\"\u003eWater resistance: 10 ATM \/ 100 meters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1644\" data-end=\"1647\"\u003e\n\u003ch2 data-start=\"1649\" data-end=\"1672\"\u003e✅ Materials \u0026amp; Colors\u003c\/h2\u003e\n\u003cul data-start=\"1673\" data-end=\"1857\"\u003e\n\u003cli data-start=\"1673\" data-end=\"1698\"\u003e\n\u003cp data-start=\"1675\" data-end=\"1698\"\u003eCase: Stainless steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1699\" data-end=\"1728\"\u003e\n\u003cp data-start=\"1701\" data-end=\"1728\"\u003eBracelet: Stainless steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1729\" data-end=\"1800\"\u003e\n\u003cp data-start=\"1731\" data-end=\"1800\"\u003eCrystal: Curved sapphire crystal with inner anti-reflective coating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1801\" data-end=\"1830\"\u003e\n\u003cp data-start=\"1803\" data-end=\"1830\"\u003eDial color: White \/ Black\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1831\" data-end=\"1857\"\u003e\n\u003cp data-start=\"1833\" data-end=\"1857\"\u003eBracelet color: Silver\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1859\" data-end=\"1862\"\u003e\n\u003ch2 data-start=\"1864\" data-end=\"1883\"\u003e✅ Case Size (mm)\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1885\" data-end=\"2070\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1885\" data-end=\"1912\"\u003e\n\u003ctr data-start=\"1885\" data-end=\"1912\"\u003e\n\u003cth data-start=\"1885\" data-end=\"1899\" data-col-size=\"sm\"\u003eMeasurement\u003c\/th\u003e\n\u003cth data-start=\"1899\" data-end=\"1912\" data-col-size=\"sm\"\u003eSize (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1940\" data-end=\"2070\"\u003e\n\u003ctr data-start=\"1940\" data-end=\"1973\"\u003e\n\u003ctd data-start=\"1940\" data-end=\"1954\" data-col-size=\"sm\"\u003eCase height\u003c\/td\u003e\n\u003ctd data-start=\"1954\" data-end=\"1973\" data-col-size=\"sm\"\u003eapprox. 45.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1974\" data-end=\"2006\"\u003e\n\u003ctd data-start=\"1974\" data-end=\"1987\" data-col-size=\"sm\"\u003eCase width\u003c\/td\u003e\n\u003ctd data-start=\"1987\" data-end=\"2006\" data-col-size=\"sm\"\u003eapprox. 39.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2007\" data-end=\"2043\"\u003e\n\u003ctd data-start=\"2007\" data-end=\"2024\" data-col-size=\"sm\"\u003eCase thickness\u003c\/td\u003e\n\u003ctd data-start=\"2024\" data-end=\"2043\" data-col-size=\"sm\"\u003eapprox. 13.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2044\" data-end=\"2070\"\u003e\n\u003ctd data-start=\"2044\" data-end=\"2053\" data-col-size=\"sm\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-start=\"2053\" data-end=\"2070\" data-col-size=\"sm\"\u003eapprox. 161 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2072\" data-end=\"2075\"\u003e\n\u003ch2 data-start=\"2077\" data-end=\"2098\"\u003e✅ Case Size (inch)\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2100\" data-end=\"2290\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2100\" data-end=\"2129\"\u003e\n\u003ctr data-start=\"2100\" data-end=\"2129\"\u003e\n\u003cth data-start=\"2100\" data-end=\"2114\" data-col-size=\"sm\"\u003eMeasurement\u003c\/th\u003e\n\u003cth data-start=\"2114\" data-end=\"2129\" data-col-size=\"sm\"\u003eSize (inch)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2159\" data-end=\"2290\"\u003e\n\u003ctr data-start=\"2159\" data-end=\"2192\"\u003e\n\u003ctd data-start=\"2159\" data-end=\"2173\" data-col-size=\"sm\"\u003eCase height\u003c\/td\u003e\n\u003ctd data-start=\"2173\" data-end=\"2192\" data-col-size=\"sm\"\u003eapprox. 1.79 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2193\" data-end=\"2225\"\u003e\n\u003ctd data-start=\"2193\" data-end=\"2206\" data-col-size=\"sm\"\u003eCase width\u003c\/td\u003e\n\u003ctd data-start=\"2206\" data-end=\"2225\" data-col-size=\"sm\"\u003eapprox. 1.54 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2226\" data-end=\"2262\"\u003e\n\u003ctd data-start=\"2226\" data-end=\"2243\" data-col-size=\"sm\"\u003eCase thickness\u003c\/td\u003e\n\u003ctd data-start=\"2243\" data-end=\"2262\" data-col-size=\"sm\"\u003eapprox. 0.52 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2263\" data-end=\"2290\"\u003e\n\u003ctd data-start=\"2263\" data-end=\"2272\" data-col-size=\"sm\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-start=\"2272\" data-end=\"2290\" data-col-size=\"sm\"\u003eapprox. 5.7 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2292\" data-end=\"2295\"\u003e\n\u003ch2 data-start=\"2297\" data-end=\"2317\"\u003e✅ Wrist Size (cm)\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2319\" data-end=\"2441\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2319\" data-end=\"2344\"\u003e\n\u003ctr data-start=\"2319\" data-end=\"2344\"\u003e\n\u003cth data-start=\"2319\" data-end=\"2331\" data-col-size=\"sm\"\u003eFit Range\u003c\/th\u003e\n\u003cth data-start=\"2331\" data-end=\"2344\" data-col-size=\"sm\"\u003eSize (cm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2370\" data-end=\"2441\"\u003e\n\u003ctr data-start=\"2370\" data-end=\"2405\"\u003e\n\u003ctd data-start=\"2370\" data-end=\"2386\" data-col-size=\"sm\"\u003eMinimum wrist\u003c\/td\u003e\n\u003ctd data-start=\"2386\" data-end=\"2405\" data-col-size=\"sm\"\u003eapprox. 14.0 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2406\" data-end=\"2441\"\u003e\n\u003ctd data-start=\"2406\" data-end=\"2422\" data-col-size=\"sm\"\u003eMaximum wrist\u003c\/td\u003e\n\u003ctd data-start=\"2422\" data-end=\"2441\" data-col-size=\"sm\"\u003eapprox. 19.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2443\" data-end=\"2446\"\u003e\n\u003ch2 data-start=\"2448\" data-end=\"2470\"\u003e✅ Wrist Size (inch)\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2472\" data-end=\"2596\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2472\" data-end=\"2499\"\u003e\n\u003ctr data-start=\"2472\" data-end=\"2499\"\u003e\n\u003cth data-start=\"2472\" data-end=\"2484\" data-col-size=\"sm\"\u003eFit Range\u003c\/th\u003e\n\u003cth data-start=\"2484\" data-end=\"2499\" data-col-size=\"sm\"\u003eSize (inch)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2527\" data-end=\"2596\"\u003e\n\u003ctr data-start=\"2527\" data-end=\"2561\"\u003e\n\u003ctd data-start=\"2527\" data-end=\"2543\" data-col-size=\"sm\"\u003eMinimum wrist\u003c\/td\u003e\n\u003ctd data-start=\"2543\" data-end=\"2561\" data-col-size=\"sm\"\u003eapprox. 5.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2562\" data-end=\"2596\"\u003e\n\u003ctd data-start=\"2562\" data-end=\"2578\" data-col-size=\"sm\"\u003eMaximum wrist\u003c\/td\u003e\n\u003ctd data-start=\"2578\" data-end=\"2596\" data-col-size=\"sm\"\u003eapprox. 7.7 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Seiko","offers":[{"title":"SILVER","offer_id":67825344676144,"sku":"HRY-52429186203945","price":1800.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/8558\/0592\/files\/north-star_ssc813_1_d_20250120163442.jpg?v=1790027824","url":"https:\/\/natsuyama365.com\/products\/seiko-prospex-speedtimer-ssc813-solar-chronograph-watch","provider":"Natsuyama","version":"1.0","type":"link"}