Rolex Lady-Datejust 31 31 mm 278383RBRSRDVIO Steel/Yellow Gold/Diamonds Silver

The Rolex Lady-Datejust 31 is one of watchmaking's most enduring icons, tracing its lineage to 1957 when Rolex scaled the original Datejust design for a feminine audience without sacrificing a single element of horological substance. Reference 278383RBRSRDVIO represents the modern interpretation of that legacy: a 31 mm case that sits elegantly on a range of wrist sizes, powered by Rolex's self-winding movement and dressed in a combination of materials that feel genuinely luxurious rather than merely decorative. For collectors and first-time buyers alike, this reference occupies a sweet spot between wearable everyday watch and genuine jewelry piece.

The case of the 278383RBRSRDVIO is constructed in Oystersteel—Rolex's proprietary 904L stainless steel alloy—paired with 18k yellow gold on the bezel setting, the crown, and key case elements. This two-tone Rolesor configuration has been a hallmark of Datejust design for decades, lending the watch a warmth and versatility that full-steel or full-gold alternatives cannot quite replicate. The result is a 31 mm Oyster case that is both robust and visually inviting.

The bezel of this Lady-Datejust 31 is set with diamonds, transforming what is already a beautiful watch into something closer to fine jewelry on the wrist. Diamonds catch light from every angle, framing the silver dial with a constant, low-key brilliance. The silver dial itself carries Roman numeral hour markers, a choice that reinforces the watch's classical character and provides a clean, legible read of the time without detracting from the overall refinement of the design.

Beneath the Oyster case, an automatic movement keeps time continuously, winding itself through the natural motion of the wearer's wrist. The Oyster case and its screw-down crown provide 100 meters (330 feet) of water resistance, meaning this watch is built for real life—not merely display. The Oyster bracelet completes the package, integrating seamlessly with the case and offering the comfort and security that Rolex bracelets are world-renowned for delivering.

Wrist presence is everything with a watch like this. The 31 mm diameter is purposeful—large enough to command attention, compact enough to remain classically proportioned on slender wrists. The interplay of polished and brushed surfaces, the glint of the diamond bezel, and the subtle warmth of yellow gold make reference 278383RBRSRDVIO genuinely difficult to ignore. Whether worn with eveningwear or paired with casual dress, this Lady-Datejust consistently elevates the look.

At Bizak & Co., we source pre-owned and unworn luxury timepieces with care, and the Lady-Datejust 31 in reference 278383RBRSRDVIO is a prime example of what we offer: a recognizable, prestigious reference in a configuration that holds its desirability year after year. Please note that Bizak & Co. is not an authorized Rolex dealer. Browse our collection at bizakandco.com, or reach out directly—our team is ready to answer your questions, provide additional photos, and guide you through a secure purchase of this exceptional watch.