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Rolex - 278278-0038 Datejust 31 Yellow Gold / Fluted / Black MOP / President

Ref. 278278-0038

Rolex Rolex - 278278-0038 Datejust 31 Yellow Gold / Fluted / Black MOP / President
Rolex Rolex - 278278-0038 Datejust 31 Yellow Gold / Fluted / Black MOP / President
Rolex Rolex - 278278-0038 Datejust 31 Yellow Gold / Fluted / Black MOP / President

Case

MaterialYellow Gold
Diameter31 mm
CrystalSapphire
WR100 m

Dial

ColorBlack
FinishGloss
IndexesGem-Set Indexes Hands: Stick

Movement

Caliber2236
Typeautomatic
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About This Watch

The Rolex Datejust 31, in its 278278-0038 iteration, embodies the quiet authority of a timepiece that has defined elegance for generations. With a yellow gold case polished to a warm, enduring luster, it wears the legacy of the Datejust collection—a lineage established in 1945 as the first self-winding waterproof chronometer wristwatch—into the modern era. The fluted bezel, a hallmark of Rolex’s design language since the 1930s, frames a black mother-of-pearl dial with a subtle, iridescent sheen, its gloss finish catching light in measured, deliberate ways. Gem-set indexes add a touch of discreet opulence, while the stick hands trace the dial’s surface with precision, their simplicity a counterpoint to the complexity beneath. At its heart lies the Caliber 2236, a self-winding movement certified as a chronometer for its accuracy and resilience. Encased in a closed back, it is a testament to Rolex’s commitment to in-house engineering, with a power reserve of approximately 50 hours and a date display that aligns with the brand’s reputation for technical mastery. The President bracelet, crafted from the same yellow gold, wraps the wrist with a balance of comfort and sophistication, its five-link design a nod to the collection’s enduring appeal. This watch is for those who value understated refinement, whose presence is marked not by excess but by the quiet confidence of a timepiece that has stood the test of time. It suits occasions where legacy matters—boardrooms, black-tie events, or simply the quiet moments that define a life well-lived.

The 278278 family

278278-0038 is one of 28 variants sharing the 278278 base reference — same watch underneath, different dial, bezel, or bracelet execution. Browse the others:

+ 19 more variants in this family.

Inside: Caliber 2236

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This self-winding mechanical movement with date display is entirely manufactured by Rolex and inaugurates a new generation of movements. Its design and quality manufacture ensure peerless precision and reliability. Like all Rolex Perpetual movements, the 2236 is a certified Swiss chronometer, a designation reserved for high-precision watches that have successfully passed the Swiss Official Chronometer Testing Institute (COSC) tests. It was first introduced in 2014. It the first movement to be fitted with the Syloxi (silicon) hairspring.

906 other watches in the library run the Rolex 2236.

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