Rolex Datejust 31 31 mm 278344RBRARVIDJ Steel/White Gold/Diamonds Aubergine

The Rolex Datejust is widely regarded as the archetypal dress watch of the modern era, introduced in 1945 as the first self-winding wristwatch to feature an automatic date display on the dial. Over the decades it has evolved into a broad family of references spanning multiple sizes, materials, and dial configurations, with the 31mm mid-size sitting at a refined intersection of elegance and wearability. Reference 278344RBRARVIDJ represents the Datejust 31 at its most opulent, blending sporty Oystersteel construction with the luxury of 18k white gold and fine diamonds throughout.

The case measures 31mm in diameter — a size that has long appealed to wearers who favor a watch with presence without the visual weight of a larger sports piece. The combination of brushed and polished Oystersteel integrated seamlessly with white gold lugs and crown guards gives the case its signature two-tone character, a hallmark of Rolex's Rolesor construction philosophy that has remained in production for generations because it simply works.

The dial is the undisputed focal point of this reference. The deep aubergine — a sophisticated purple-brown that shifts subtly under different lighting conditions — is among the more evocative colors in the Datejust palette, projecting quiet confidence rather than obvious flash. A Roman VI diamond hour marker adds a jeweled flourish at the six o'clock position, and when paired with the white gold domed bezel set with brilliant-cut diamonds encircling the entire chapter ring, the overall effect is one of restrained but undeniable luxury.

Beneath the Oyster case, an automatic movement drives the watch, providing the self-winding convenience that Rolex has refined across decades of manufacture. The movement is protected by Rolex's Oyster case architecture, which is rated to 100 meters (330 feet) of water resistance, meaning this watch is as practical as it is beautiful — capable of accompanying its wearer through daily life without a second thought about moisture or humidity.

The Jubilee bracelet, original to the Datejust since 1945, completes the watch with its characteristic five-piece links and high-polish center links flanked by brushed outer links. Its supple drape on the wrist and its historical association with the Datejust make it the natural pairing for a reference this refined. At Bizak and Co., we are passionate about connecting discerning buyers with exceptional timepieces like the Datejust 31 278344RBRARVIDJ — contact us to discuss availability, condition details, and secure purchase options, or browse our full collection online at bizakandco.com.