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Rolex - 278285RBR-0021 Datejust 31 Rose Gold / Diamond / Grey / President

Ref. 278285RBR-0021

Rolex Rolex - 278285RBR-0021 Datejust 31 Rose Gold / Diamond / Grey / President
Rolex Rolex - 278285RBR-0021 Datejust 31 Rose Gold / Diamond / Grey / President
Rolex Rolex - 278285RBR-0021 Datejust 31 Rose Gold / Diamond / Grey / President

Case

MaterialRose Gold
Diameter31 mm
CrystalSapphire
WR100 m

Dial

ColorGrey
FinishSunburst
IndexesStick / Dot Hands: Stick

Movement

Caliber2236
Typeautomatic
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About This Watch

The Rolex Datejust 31, in its 278285RBR-0021 iteration, embodies a refined balance of tradition and modernity, distinguished by its rose gold case, diamond-set bezel, and a dial that merges sophistication with understated elegance. The grey sunburst dial, a hallmark of Rolex’s mastery in surface treatment, catches light with a subtle, rhythmic depth, while the stick indices and hands contribute to a clean, legible aesthetic that honors the Datejust collection’s legacy since its introduction in 1945. This reference, part of a lineage revered for its timeless design and precision, is elevated by the inclusion of a President bracelet—a symbol of Rolex’s commitment to comfort and luxury in its most iconic strap. At its core, the watch is powered by the Caliber 2236, an automatic movement certified as a chronometer for its accuracy and reliability. This mechanical heart, paired with a 100-meter water resistance, ensures the Datejust 31 is as functional as it is beautiful, a testament to Rolex’s engineering heritage. The closed case back and sapphire crystal further underscore the brand’s dedication to durability and clarity, allowing the wearer to appreciate the intricate craftsmanship within. This watch is for those who value

The 278285RBR family

278285RBR-0021 is one of 12 variants sharing the 278285RBR base reference — same watch underneath, different dial, bezel, or bracelet execution. Browse the others:

+ 3 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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