{"product_id":"seiko-prospex-speedtimer-black-dial-automatic-3-day-watch-39-5mm","title":"Seiko Prospex Speedtimer | Black Dial Automatic 3-Day Watch – 39.5mm","description":"\u003cp\u003e\u003cspan\u003eSEIKO PROSPEX SPEEDTIMER HBC004\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMotorsport Heritage. Mechanical Precision. Timeless Style.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInspired by the golden era of classic motorsports, the \u003c\/span\u003e\u003cspan\u003eSeiko Prospex Speedtimer HBC004\u003c\/span\u003e\u003cspan\u003e blends vintage racing character with contemporary Japanese watchmaking.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeaturing a sophisticated dark charcoal-black dial, subtle orange accents, and a richly textured black leather strap, this mechanical timepiece captures the spirit of classic performance automobiles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt its heart is Seiko’s \u003c\/span\u003e\u003cspan\u003eCaliber 6R55 automatic movement\u003c\/span\u003e\u003cspan\u003e, offering an impressive \u003c\/span\u003e\u003cspan\u003e72-hour (3-day) power reserve\u003c\/span\u003e\u003cspan\u003e for exceptional everyday versatility.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA distinctive \u003c\/span\u003e\u003cspan\u003einner rotating countdown timer\u003c\/span\u003e\u003cspan\u003e, operated through the crown at 4 o’clock, allows you to measure time intervals with ease—whether inspired by the racetrack or everyday adventures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts perfectly balanced 39.5mm stainless steel case features a super-hard coating for enhanced durability, while the curved sapphire crystal provides superior scratch resistance and clarity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFinished with a premium embossed leather strap reminiscent of classic automotive interiors, the HBC004 delivers understated sophistication with a sporty edge.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eBrand:\u003c\/span\u003e\u003cspan\u003e Seiko\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCollection:\u003c\/span\u003e\u003cspan\u003e Prospex Speedtimer\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eModel:\u003c\/span\u003e\u003cspan\u003e HBC004\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMovement:\u003c\/span\u003e\u003cspan\u003e Automatic Caliber 6R55 with manual winding\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePower Reserve:\u003c\/span\u003e\u003cspan\u003e Approximately 72 hours (3 days)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMovement Accuracy:\u003c\/span\u003e\u003cspan\u003e +25 to -15 seconds per day\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eJewels:\u003c\/span\u003e\u003cspan\u003e 24\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDial Color:\u003c\/span\u003e\u003cspan\u003e Dark charcoal-black with orange accents\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCase Diameter:\u003c\/span\u003e\u003cspan\u003e 39.5mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCase Thickness:\u003c\/span\u003e\u003cspan\u003e 12.0mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eLug-to-Lug:\u003c\/span\u003e\u003cspan\u003e 44.5mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCase Material:\u003c\/span\u003e\u003cspan\u003e Stainless steel with super-hard coating\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCrystal:\u003c\/span\u003e\u003cspan\u003e Curved sapphire crystal with inner anti-reflective coating\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eWater Resistance:\u003c\/span\u003e\u003cspan\u003e 200 meters \/ 20 bar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eStrap:\u003c\/span\u003e\u003cspan\u003e Black embossed cow leather\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eClasp:\u003c\/span\u003e\u003cspan\u003e Three-fold clasp with push-button release\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eLug Width:\u003c\/span\u003e\u003cspan\u003e 20mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eLuminescence:\u003c\/span\u003e\u003cspan\u003e LumiBrite on hands and hour markers\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMagnetic Resistance:\u003c\/span\u003e\u003cspan\u003e 4,800 A\/m\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSpecial Feature:\u003c\/span\u003e\u003cspan\u003e Inner rotating countdown timer\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAdditional Features:\u003c\/span\u003e\u003cspan\u003e Stop-seconds function and screw-down case back\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for Those Who Appreciate the Details\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFrom the vintage-inspired dial to its beautifully textured leather strap, every element of the Seiko Prospex Speedtimer HBC004 reflects a commitment to craftsmanship, functionality, and timeless design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDiscover exceptional Japanese watchmaking at Rojo’s Collection.\u003c\/span\u003e\u003c\/p\u003e","brand":"RojosCollection","offers":[{"title":"Default Title","offer_id":50723585392815,"sku":"HBC004","price":950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0559\/0328\/9519\/files\/IMG-4849.png?v=1792764832","url":"https:\/\/shoprojoscollection.com\/products\/seiko-prospex-speedtimer-black-dial-automatic-3-day-watch-39-5mm","provider":"RojosCollection","version":"1.0","type":"link"}