Rolex Datejust 36 36 mm 126231CHOSO Steel/Rose Gold Chocolate

The Rolex Datejust is widely regarded as the archetype of the classic dress watch, introduced in 1945 as the first self-winding wristwatch to display the date in a window on the dial. Over eight decades the collection has evolved in materials and proportions while preserving the instantly recognizable silhouette—the fluted bezel, the Cyclops lens over the date, and the Jubilee or Oyster bracelet—that made it a cultural touchstone. The 36mm case size remains the original expression of the Datejust, appealing equally to collectors who prize historical authenticity and to wearers who prefer a refined, never-oversized presence on the wrist.

Reference 126231CHOSO is a two-tone configuration pairing Rolex's Oystersteel—a highly corrosion-resistant 904L stainless steel alloy—with 18k Everose gold, the proprietary rose-gold blend Rolex developed for lasting color stability. The combination appears on the fluted bezel, which catches light with distinctive ridge-and-groove geometry that has adorned Datejust bezels since the model's earliest years. The Oyster bracelet provides a sporty counterpoint to those precious-metal accents, with its three-piece flat-link design sitting securely and comfortably on the wrist.

The dial color here is chocolate—a warm, deep brown that pairs exceptionally well with Everose gold indices and hands. Brown dials have experienced sustained collector interest because they occupy a rare middle ground: serious and understated at a glance, yet unmistakably warm and distinctive in direct light. On reference 126231CHOSO the chocolate tone deepens the luxurious feel of the rose-gold elements, creating a cohesive palette that reads equally well against a dress shirt cuff or a casual sweater.

Powering this reference is a Rolex automatic movement, delivering the smooth, self-winding reliability that Rolex movements are globally celebrated for. The watch is water resistant to 100 meters (330 feet) courtesy of the Oyster case construction—twin-locked Twinlock crown, screw-down case back—making it genuinely capable in everyday environments far beyond the demands of a dress watch. That combination of elegance and robust engineering is the defining promise of every Datejust, and reference 126231CHOSO delivers it in full.

On the wrist, the 36mm Oyster case is a versatile size that has worn well across generations of collectors and sits comfortably on a wide range of wrist sizes. The two-tone palette means this watch transitions naturally from boardroom to weekend without sacrificing presence or legibility, and the chocolate dial ensures it never looks like a generic dress watch. Whether you are building a first serious watch collection or adding a warm-toned counterpart to a predominantly steel wardrobe, the 126231CHOSO makes a compelling case.

Bizak & Co. specializes in sourcing and presenting luxury timepieces with the care and expertise that serious collectors expect. We invite you to contact our team for the most current information on condition, availability, and pricing for this Rolex Datejust 36 ref. 126231CHOSO. Please note that Bizak & Co. is not an authorized Rolex dealer; all Rolex trademarks remain the property of Rolex SA.