Rolex Datejust 31 Datejust 31 Stainless Steel Domed / Oyster / Black Roman
Reference 178240-0034
About this watch
The Rolex Datejust 31 is a masterclass in understated elegance, boasting a stunning black Roman numeral dial and a classic stainless steel case. With a diameter of 31 mm, it strikes the perfect balance between being bold yet versatile enough for everyday wear. The watch features a scratch-resistant sapphire crystal that enhances visibility and safeguards the dial. At its heart is the Rolex Caliber 2235, a self-winding mechanical movement developed entirely in-house and certified as a Swiss chronometer by the COSC. With a water resistance of up to 100 meters, this watch can handle any lifestyle. The Datejust 31 is equipped with a classic Oyster bracelet, featuring a mix of polished and brushed links that add depth and comfort. Whether you're dressing up or keeping it casual, this watch fits right in, thanks to its timeless design and high-quality movement.
Key Features
- Self-winding mechanical movement
- Scratch-resistant sapphire crystal
- Water resistance up to 100 meters
- Classic Oyster bracelet
- Stainless steel case with polished finish
- Black Roman numeral dial
- Rolex Caliber 2235 certified Swiss chronometer
Specifications
- Brand
- Rolex
- Family
- Datejust 31
- Model
- Datejust 31 Stainless Steel Domed / Oyster / Black Roman
- Reference
- 178240-0034
- Movement
- 2235
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer
- Case
- Stainless Steel 31mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 100
Current Listings
Rolex 18K Rose & Stainless Steel Datejust 31mm Midsize White MOP Scattered Diamond
This Rolex Datejust midsize features a 31mm white mother of pearl dial with Roman hour markers and a scattered diamond bezel, housed in an 18K rose gold and stainless steel case.
- Condition: near mint
- Material: 18K rose gold & stainless steel
- Bracelet type: Oster

Rolex Ladies Datejust 31MM 178273 Midsize Diamond Dial.
This Rolex Ladies Datejust 31MM features a midsize diamond dial.
- Condition: Excellent condition
- Diameter: 31mm
- Case material: not specified