Rolex Datejust 31 31 mm 278384RBRGDVIJ Steel/White Gold/Diamonds Grey

The Rolex Datejust 31 ref. 278384RBRGDVIJ is one of the most beautifully appointed watches in the modern Rolex catalog, bringing together Oystersteel, 18k white gold, and diamond embellishments in a 31mm case that sits gracefully on a wide range of wrist sizes. First introduced as part of the Datejust family — itself one of the oldest and most storied lines in watchmaking, tracing its origins to 1945 — the Datejust 31 occupies a sweet spot between the smaller 28mm and the full-sized 36mm, offering a balanced, versatile wrist presence suited to those who appreciate refined proportions without sacrificing presence.

The dial of reference 278384RBRGDVIJ is finished in a deep, sophisticated grey and features the signature Roman VI rendered in a distinctive style, paired with diamond hour markers that catch the light with every movement of the wrist. This dial configuration — often referred to in the collector community as the "Roman VI diamond" dial — elevates the watch beyond a simple dress timepiece into the territory of fine jewelry watchmaking, while retaining the legibility and functionality that define every Rolex.

Framing that dial is a diamond-set bezel, one of the most visually commanding features of this reference. Rolex selects only stones of the highest quality for its factory diamond settings, and the scintillating row of brilliant-cut diamonds encircling the case reinforces the luxurious character of this watch. The combination of a gleaming white gold bezel set with diamonds against an Oystersteel case body creates a two-tone contrast that feels both contemporary and classically Rolex.

Powering the watch is Rolex's automatic movement, a self-winding caliber engineered and manufactured entirely in-house to the exacting standards for which the brand is universally recognized. The movement is housed within the Oyster case, which provides water resistance to 100 meters (330 feet), ensuring that this diamond-set piece is far more than a delicate showpiece — it is a robust, wearable luxury watch built to accompany its owner through daily life. The five-link Jubilee bracelet, developed by Rolex specifically for the Datejust in 1945, adds suppleness and comfort to the wearing experience while reinforcing the watch's heritage credentials.

For collectors and first-time luxury watch buyers alike, the Rolex Datejust 31 ref. 278384RBRGDVIJ represents an outstanding acquisition: a factory-diamond Rolex in a universally flattering case size that holds its desirability across market cycles. At Bizak & Co., we are passionate about connecting discerning buyers with exceptional timepieces. Browse this reference and our full Rolex inventory at bizakandco.com, or reach out directly to our team — we are here to guide you through every step of your purchase.