Rolex Day-Date 40 40 mm 228236BORP Platinum Blue Rolex Day-Date 40 40 mm 228236BORP Platinum…

The Rolex Day-Date 40 is widely regarded as the most prestigious wristwatch in the world, having adorned the wrists of heads of state, visionaries, and icons since its introduction in 1956 as the first watch to display both the day of the week spelled out in full and the date. Reference 228236BORP belongs to the modern 40 mm generation of the Day-Date — a line upgrade that brought refined proportions, improved legibility, and enhanced movement technology to a watch with an already legendary pedigree. Crafted entirely in platinum, 228236BORP occupies the very top of the Day-Date hierarchy, a position reserved for Rolex's rarest and most exacting metal.

The 40 mm platinum case of reference 228236BORP is characteristic of Rolex's obsessive commitment to in-house metallurgy and finishing. Platinum, heavier and rarer than gold, lends the watch an extraordinary sense of heft and presence on the wrist while projecting a cool, silvery luster that no other material can replicate. The case is shaped to Rolex's exacting tolerances, with alternating polished and satin-brushed surfaces that catch light from every angle, and it carries a water resistance of 100 meters (330 feet), a practical assurance of durability that underscores Rolex's engineering philosophy even in a haute-horlogerie dress piece.

The blue ombré dial with Roman numerals is among the most visually arresting options in the Day-Date 40 collection. The graduated blue tone — transitioning in depth and intensity across the dial surface — transforms what is already a refined canvas into something almost jewel-like. Roman numerals lend the dial a classical, architectural character that reinforces the watch's stature as a formal dress instrument, while the platinum applied indices and hands ensure legibility under any lighting condition. This combination of deep blue, Roman chapter ring, and platinum hardware is a signature configuration that collectors and connoisseurs actively seek out.

The platinum fluted bezel is a hallmark of Day-Date references at the top of the range, and on the 228236BORP it serves both aesthetic and symbolic purposes. The twenty-two flutes running the circumference of the bezel are machined directly into platinum, a far more demanding process than working in gold, and they create a play of light that frames the blue dial dramatically. Paired with the President bracelet — an exclusive Rolex design available only on the Day-Date and crafted here in platinum — the watch presents as a fully integrated, monolithic composition of exceptional rarity. The three-piece semi-circular link construction of the President bracelet is engineered for comfort and drape, sitting naturally against the wrist throughout the day.

At its heart, reference 228236BORP is driven by a Rolex automatic movement, reflecting the brand's long-standing mastery of self-winding mechanical watchmaking. Rolex designs, manufactures, and certifies its movements entirely in-house to COSC chronometer standards and beyond, ensuring accuracy and reliability well above industry norms. The Day-Date 40 generation benefits from movement advancements that improve precision, efficiency, and longevity compared to earlier generations, making this not only a beautiful object but a dependable, high-performance instrument.

Bizak & Co. is proud to offer the Rolex Day-Date 40 reference 228236BORP to discerning collectors and enthusiasts. As a specialist luxury watch dealer, we curate only timepieces of the highest caliber, and the 228236BORP — with its full-platinum construction, blue ombré Roman dial, and President bracelet — is precisely the kind of extraordinary reference our clients seek. Visit bizakandco.com or contact our team directly to learn more, request additional images, or begin the purchase process. Please note that Bizak & Co. is not an authorized Rolex dealer.