Rolex Steel and White Gold Datejust 31 Watch - Domed Bezel - Dark Grey Index Dial - Oyster Bracelet - dkgio — Ref. 278240
Authenticity Guaranteed
We certify all our items as authentic, providing you with a guarantee of quality and craftsmanship.
The Rolex Steel and White Gold Datejust 31 Watch, Reference 278240, represents timeless elegance combined with modern craftsmanship. This sophisticated timepiece features a precisely engineered 31mm Oystersteel case that balances durability with refined aesthetics. The 278240 reference stands out in the Datejust collection for its exceptional two-tone construction, seamlessly blending stainless steel with white gold accents for a luxury appearance that transcends trends.
The Dark Grey Index dial provides sophisticated contrast and exceptional legibility, showcasing Rolex's meticulous attention to detail and design excellence. The iconic domed bezel frames the dial perfectly, enhancing the watch's three-dimensional presence and distinctive character. Secured to the wrist with the classic Oyster bracelet, this timepiece delivers the comfort and security that professional and casual wearers alike have trusted for generations.
Powered by the Rolex Caliber 2236 manufacture movement, this Datejust delivers approximately 55 hours of power reserve, ensuring reliable timekeeping throughout your day and beyond. The movement exemplifies Rolex's commitment to precision engineering and longevity. Water resistance rated to 100 meters makes this watch suitable for everyday wear and recreational water activities, while the date complication adds practical functionality to this essential luxury instrument.
Available now at Diamond Club Jewelry Miami — every timepiece is 100% authenticated and verified before sale.
| Reference | 278240 |
| Case | 31mm Oystersteel |
| Dial | Dark Grey Index Dial |
| Caliber | 2236, manufacture Rolex |
| Power reserve | ~55 hours |
| Functions | Date |
| Bracelet / Strap | Oyster bracelet |
| Water resistance | 100m / 330ft |
Best Deal Guarantee
At Diamond Club Miami, we ensure you receive the best value on luxury watches. Our commitment goes beyond just offering competitive prices. We prioritize genuine quality and exceptional craftsmanship, ensuring you acquire a truly fine timepiece. Additionally, enjoy complimentary domestic shipping as our standard service. With Diamond Club Miami, you always get the best deal.
Authenticity Guarantee
Each of our watches undergoes meticulous inspection by a master watchmaker, ensuring authenticity. If we enhance a pre-owned watch with a customized bezel, gem, or other adornment during restoration, we will fully disclose these modifications. Such enhancements are standard in the industry and often result in increased value. Your satisfaction and trust are our top priorities.

