Rolex Lady-Datejust 28 28 mm 279384RBRGSO Steel/White Gold/Diamonds Grey

The Rolex Lady-Datejust is one of the most enduring icons in watchmaking history, introduced in 1957 as the first self-winding, waterproof, and date-displaying watch scaled specifically for the female wrist. Across more than six decades, it has remained the definitive statement of understated luxury, worn by cultural figures, heads of state, and discerning collectors worldwide. The current 28 mm generation refines every proportion and finishing detail that defined its predecessors, making reference 279384RBRGSO one of the most technically accomplished and visually compelling Lady-Datejust references available today.

The case of the 279384RBRGSO measures a classic 28 mm across, constructed in Rolex's proprietary Oystersteel—a 904L stainless steel alloy prized for its exceptional corrosion resistance and brilliant polish—and complemented by 18k white gold crown guards and crown. The Oyster case architecture is a sealed, three-piece construction that has protected Rolex movements from dust, moisture, and pressure for nearly a century. The combination of steel and white gold gives the watch a two-tone sophistication that is distinctly more elevated than a full-steel piece without committing to the full warmth of yellow gold.

The bezel of the 279384RBRGSO is set with brilliant-cut diamonds, adding a layer of scintillation that animates the watch under any light source. Against this diamond frame, the dark grey dial creates a dramatic tonal contrast—cool and contemporary rather than flashy, allowing the diamonds to do the talking while the dial itself remains quietly authoritative. Index hour markers, precision-applied, complete the dial in a configuration that prioritizes legibility and classic Datejust DNA.

Powering the watch is a Rolex automatic movement, a self-winding caliber that reflects the manufacture's commitment to chronometric precision and long-term reliability. Rolex movements are manufactured, assembled, and individually tested entirely in-house, and every certified model meets or exceeds the standards of the Swiss Official Chronometer Testing Institute (COSC) before receiving Rolex's own more stringent Superlative Chronometer certification. The result is a movement the owner can trust day in and day out with no manual winding required.

On the wrist, the Lady-Datejust 28 in the 279384RBRGSO configuration wears with a rare duality: the 28 mm Oyster case is compact and elegant for formal occasions, yet the Oystersteel construction and robust Oyster bracelet mean it can accompany an active lifestyle without hesitation. The Oyster bracelet, with its three-link flat design and concealed Crownadjust clasp, sits flush and secure on a wide range of wrist sizes while delivering the polished, integrated aesthetic that defines the Datejust silhouette.

At Bizak & Co., we specialize in sourcing and presenting pre-owned and new Rolex timepieces to collectors and first-time buyers across the United States. The Lady-Datejust 28 reference 279384RBRGSO is among the most requested references in our inventory, and we encourage you to reach out to our team at bizakandco.com for current availability, detailed condition notes, and any additional photographs. Please note that Bizak & Co. is not an authorized Rolex dealer; all watches are sold on the secondary market and are authenticated by our in-house specialists.