{"product_id":"rolex-cosmograph-daytona-40-mm-126509bsdo","title":"Rolex Cosmograph Daytona 40 mm 126509BSDO White Gold Luminous","description":"\u003cp\u003eThe Rolex Cosmograph Daytona 126509BSDO is a 40 mm white gold chronograph featuring a luminous dial and a stunning diamond-set bracelet, representing the pinnacle of Rolex's motorsport-inspired watchmaking. This reference pairs the iconic Daytona silhouette with white gold's cool, prestigious luster and the extraordinary brilliance of a fully diamond-set bracelet.\u003c\/p\u003e\n\u003cp\u003eFew references in the Daytona collection command attention like the 126509BSDO, combining precious white gold construction with diamond appointments that elevate it into genuine haute horlogerie territory. Contact Bizak \u0026amp; Co. today to learn more or to buy this exceptional Rolex Daytona online.\u003c\/p\u003e\n\u003cp\u003eCompare it across \u003ca href=\"\/collections\/rolex-cosmograph-daytona\"\u003eevery Cosmograph Daytona reference we carry\u003c\/a\u003e, or browse the full \u003ca href=\"\/collections\/rolex\"\u003eRolex collection\u003c\/a\u003e at Bizak \u0026amp; Co.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuy this Cosmograph Daytona, trade in your current watch, or sell us yours.\u003c\/strong\u003e Contact Bizak \u0026amp; Co. to make an offer or request a fair-market valuation.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What makes the Rolex Cosmograph Daytona 126509BSDO special?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 126509BSDO stands apart within the Daytona family by combining an 18k white gold case and screw-down bezel with a fully diamond-set bracelet and a luminous dial. This pairing of precious materials with the Daytona's iconic chronograph design makes it one of the most luxurious expressions of the reference. It appeals equally to serious Rolex collectors and buyers seeking a high-jewelry timepiece with genuine horological pedigree.\"}},{\"@type\":\"Question\",\"name\":\"What movement powers the Rolex Daytona 126509BSDO?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 126509BSDO is powered by an in-house Rolex chronograph movement housed within its 18k white gold case. Rolex's Daytona calibers are widely recognized for their precision, robustness, and reliability, built entirely in-house to the brand's exacting standards. Specific caliber details should be confirmed directly with Bizak \u0026 Co. or through official Rolex documentation.\"}},{\"@type\":\"Question\",\"name\":\"What is the case size of the Rolex Cosmograph Daytona 126509BSDO?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The Rolex Cosmograph Daytona 126509BSDO features a 40 mm case diameter, which has been the definitive size for the Daytona since its modern evolution. The 40 mm footprint sits comfortably on a wide range of wrist sizes and is considered the classic, most recognizable Daytona proportion. The case is crafted entirely in 18k white gold, adding substantial weight and presence relative to steel variants.\"}},{\"@type\":\"Question\",\"name\":\"Is the Rolex Daytona 126509BSDO suitable for everyday wear?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — despite its high-jewelry character, the Daytona 126509BSDO is built to Rolex's rigorous durability standards, with a screw-down bezel and white gold construction engineered for longevity. The luminous dial ensures readability in varied lighting, a legacy of the Daytona's professional racing-tool origins. Buyers who appreciate wearing exceptional watches daily will find this reference more than capable of handling regular use with proper care.\"}},{\"@type\":\"Question\",\"name\":\"What are the dial and bracelet details of the 126509BSDO?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The dial of the Rolex Cosmograph Daytona 126509BSDO is luminous, featuring luminescent indices and hands for enhanced legibility in low-light environments. The bracelet is diamond-set, reflecting Rolex's expertise in high-jewelry craftsmanship and making this one of the most visually striking Daytona references available. Together, the luminous dial and diamond bracelet create a contrast between functional design and pure luxury.\"}},{\"@type\":\"Question\",\"name\":\"How can I buy the Rolex Cosmograph Daytona 126509BSDO from Bizak \u0026 Co.?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"You can purchase the Rolex Cosmograph Daytona 126509BSDO directly through Bizak \u0026 Co. at bizakandco.com or by contacting our team for personalized assistance. We are a trusted luxury watch dealer serving buyers across the United States, offering curated Rolex pieces including rare white gold and diamond references. Please note that Bizak \u0026 Co. is not an authorized Rolex dealer; all Rolex trademarks belong to Rolex SA.\"}}]}\u003c\/script\u003e","brand":"Rolex","offers":[{"title":"Default Title","offer_id":48859073675499,"sku":"126509BSDO","price":50034.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/8688\/7147\/files\/126509BSDO_7672dfe2-5b59-4aed-ae2e-b8a8fe72153b.jpg?v=1781358151","url":"https:\/\/bizakandco.com\/products\/rolex-cosmograph-daytona-40-mm-126509bsdo","provider":"Bizak \u0026 Co.","version":"1.0","type":"link"}