Rolex Datejust 31 31 mm 278344RBRAZBFMDO Steel/White Gold/Diamonds Blue Rolex Datejust 31 31 mm 278344RBRAZBFMDO Steel/White…

The Rolex Datejust is one of the most enduring and recognizable watch designs in the world, introduced in 1945 as the first self-winding wristwatch to display the date in a window at 3 o'clock. Over eight decades the Datejust has evolved in size, material, and ornamentation while preserving its unmistakable silhouette. The 31mm case size occupies a refined middle ground that suits a wide range of wrists, offering more presence than the classic 28mm Lady-Datejust while retaining an undeniably feminine elegance. Reference 278344RBRAZBFMDO sits at the pinnacle of the Datejust 31 range, combining precious metals, diamonds, and a rare decorative dial into a single cohesive statement piece.

The case of the 278344RBRAZBFMDO is crafted from Rolex's proprietary Oystersteel—a 904L stainless steel alloy prized for its exceptional corrosion resistance and ability to hold a high polish—paired with 18k white gold on the bezel, crown, and selected case elements. At 31mm the Oyster case is perfectly proportioned, with its characteristic triple-lock crown and screw-down case back providing robust protection. The smooth, rounded lugs and brushed center links of the Oyster bracelet complement the polished case flanks in a play of textures that has defined Rolex sports-elegant design for generations.

The dial of reference 278344RBRAZBFMDO is the undeniable focal point of the watch. Rolex describes the color as azzurro blue, an airy, luminous shade of sky blue that serves as a canvas for an intricate floral motif created through a highly skilled gem-setting process. Diamond hour markers punctuate the perimeter of the dial, allowing the blue field and floral decoration to command attention without sacrificing legibility. The combination of color, texture, and diamonds elevates this dial to the category of decorative art rather than mere timekeeping display.

Framing the dial is an 18k white gold domed bezel set entirely with brilliant-cut diamonds. The domed profile adds architectural depth to the case and harks back to early Datejust references of the mid-twentieth century, while the diamond paving transforms that classic form into something unambiguously luxurious. White gold was chosen deliberately: its cool, silvery tone harmonizes with the azzurro blue dial and the icy brilliance of the diamonds, creating a harmonious palette that platinum or yellow gold could not replicate. Worn on the three-link Oyster bracelet, the watch sits securely and comfortably, the bracelet's Crownclasp ensuring a discreet and easy deployment.

Powering the 278344RBRAZBFMDO is a Rolex automatic movement, a self-winding caliber that reflects the brand's decades of in-house manufacturing expertise. Rolex automatic movements are renowned for precision, reliability, and longevity, requiring minimal servicing when cared for correctly. The Oyster case provides water resistance to 100 meters (330 feet), lending this dressy timepiece a level of everyday resilience that purely decorative jewelry watches cannot match.

Bizak & Co. is proud to offer the Rolex Datejust 31 reference 278344RBRAZBFMDO to discerning buyers seeking a rare and beautifully appointed timepiece. Whether you are adding to an existing Rolex collection, purchasing a milestone gift, or searching for a wearable fine-jewelry watch, this reference delivers on every dimension. Bizak & Co. is not an authorized Rolex dealer; all watches are pre-owned or gray-market pieces sold with full transparency. Browse our inventory at bizakandco.com or contact our team directly to discuss this reference, confirm current availability, and arrange a secure purchase.