Rolex Datejust 31 31 mm 278344RBRPDO Steel/White Gold/Diamonds Pink

The Rolex Datejust is widely regarded as the archetype of the classic dress watch, and the Datejust 31 sits at the heart of that legacy as the brand's definitive mid-size offering. Introduced decades ago and continuously refined, the Datejust line earned its place in horological history as the first self-winding wristwatch to display the date in a magnified aperture at 3 o'clock—a feature Rolex calls the Cyclops lens. The 31 mm format has long been appreciated by wearers who prefer a refined, wrist-hugging profile that bridges the gap between the classic 28 mm and the fuller 36 mm case.

Reference 278344RBRPDO exemplifies the dressed interpretation of the Datejust 31, pairing the robust Oystersteel case with lavish 18k white gold accents for a two-tone aesthetic that feels simultaneously sporty and formal. The pink dial is a showstopper in its own right: its warm blush hue catches light differently throughout the day, and the diamond-set hour markers amplify that luminous quality. Whether viewed under candlelight or afternoon sun, this dial commands quiet but unmistakable attention.

The bezel on the 278344RBRPDO is fashioned from 18k white gold and set with a continuous parade of brilliant-cut diamonds in a domed profile—an alternative to Rolex's fluted and smooth bezel options that lends the watch a pronounced jewelry sensibility. The diamonds are selected for consistent brilliance and set with Rolex's exacting precision, ensuring that each stone contributes to a unified, glittering arc around the dial. This treatment elevates the Datejust from a tool watch to a genuine fine jewelry timepiece without sacrificing the rugged reliability the Oyster case is famous for.

Power comes from Rolex's proprietary automatic movement, a self-winding manufacture caliber regulated to Rolex's in-house Superlative Chronometer standard, which demands accuracy to within plus or minus two seconds per day after casing—a specification far tighter than the COSC standard. The watch carries a water resistance rating of 100 meters (330 feet) courtesy of the screw-down Twinlock winding crown and the hermetically sealed Oyster case, meaning it transitions effortlessly from board meetings to weekend getaways. The Oyster bracelet—here in matching Oystersteel with white gold center links—secures the watch comfortably and folds down neatly with Rolex's Oysterclasp.

Buying the Rolex Datejust 31 ref. 278344RBRPDO from Bizak & Co. means acquiring one of the most sought-after diamond Datejust variants from a trusted luxury watch specialist. Bizak & Co. is not an authorized Rolex dealer, but our team sources pre-owned and unworn examples with care and expertise, ensuring you receive an authentic timepiece that meets our rigorous standards. Reach out to our team at bizakandco.com to confirm current availability, request detailed photos, or ask any questions—we are here to help you secure this beautiful Rolex with confidence.