Rolex Lady-Datejust 28 28 mm 279138RBRMDP Yellow Gold/Diamonds White Mother of Pearl

The Rolex Lady-Datejust is one of the most enduring symbols in watchmaking, tracing its roots to 1957 when Rolex introduced a smaller Datejust expressly for women. Over the decades it evolved from a modest 26mm dress watch into the refined 28mm platform that defines the current generation, offering upgraded movements, improved case architecture, and a far greater range of precious-metal and gem-setting options. Reference 279138RBRMDP sits at the pinnacle of that evolution, combining three of the most coveted elements in the collection: 18k yellow gold, a diamond-set bezel, and a white mother-of-pearl dial.

The case measures 28mm in diameter—an intimate, classically feminine proportion that sits gracefully on the wrist without competing with jewelry or formal attire. Crafted entirely in 18k yellow gold, the Oyster case carries Rolex's signature polished and brushed surface interplay, lending the watch a sculptural quality that photographs beautifully and ages even better. The crown-protected winding crown and screw-down caseback give the watch a rated water resistance of 100 meters, a practical assurance that belies the watch's overtly luxurious character.

The dial is where the 279138RBRMDP truly announces itself. White mother-of-pearl—harvested for the luminescent, shifting quality it shares with no synthetic material—forms the base, shifting between cream, silver, and faint rainbow hues depending on the light. Diamond hour markers replace the traditional applied indices, adding a further layer of sparkle. The bezel continues the theme: each diamond is individually set by Rolex craftspeople, calibrated for consistent brilliance around the full circumference. Together, dial and bezel create an unbroken cascade of light that is unmistakably a piece of fine jewelry as much as a precision timepiece.

Powering the watch is a Rolex-manufactured automatic movement, wound by an oscillating weight and keeping time to the high standards Rolex demands across its entire catalog. The movement is housed securely within the hermetically sealed Oyster case, protecting it from dust, pressure, and moisture in everyday conditions. The President bracelet—introduced in 1956 and named in honor of Dwight D. Eisenhower—completes the package, its three semi-circular links flowing in polished yellow gold and fastening with a concealed crown clasp. It remains one of the most recognized and coveted bracelets in horology.

For collectors and first-time luxury buyers alike, the Lady-Datejust 28 in reference 279138RBRMDP represents a convergence of investment-grade precious metals, certified Swiss automatic movement technology, and timeless Rolex design language. Yellow gold Datejust references with full diamond bezels and mother-of-pearl dials are perennially sought after on the secondary market, holding their desirability exceptionally well. At Bizak & Co. we source, authenticate, and present each timepiece with the transparency and expertise our clients expect. We invite you to explore this reference further and reach out to our team—we are here to guide your acquisition with confidence.