Rolex Steel and White Gold Datejust 31 Watch - Domed Bezel - Blue Roman Dial - Jubilee Bracelet - Release - blrj — 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 (Ref. 278240) represents the pinnacle of classic watchmaking. This 31mm Oystersteel case combines everyday durability with refined elegance, making it an ideal choice for those seeking a versatile luxury timepiece. The reference 278240 is particularly sought after for its perfect balance of sporty functionality and sophisticated aesthetics that transcends seasons and occasions.
The stunning Blue Roman dial catches light beautifully, displaying traditional hour markers that evoke timeless horological heritage. Complementing the dial is the signature domed bezel, which adds depth and dimension to the watch's profile while protecting the crystal. The Jubilee bracelet flows seamlessly from the case, its integrated links providing both comfort and a secure fit on the wrist.
Powered by the Rolex Caliber 2236 manufacture movement, this timepiece delivers approximately 55 hours of power reserve for uninterrupted timekeeping. The date window adds practical functionality, while the movement's precision engineering ensures reliable performance day after day. Water resistance to 100 meters makes it suitable for everyday wear in most environments.
Available now at Diamond Club Jewelry Miami — every timepiece is 100% authenticated and verified before sale.
| Reference | 278240 |
| Case | 31mm Oystersteel |
| Dial | Blue Roman Dial |
| Caliber | 2236, manufacture Rolex |
| Power reserve | ~55 hours |
| Functions | Date |
| Bracelet / Strap | Jubilee 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.

