Omega Constellation vs Rolex Datejust 31
Ref. 131.10.41.21.03.001 vs Ref. M278274-0018
In the dress watch category, the Omega Constellation and Rolex Datejust 31 go head to head — two of the most sought-after options from rival manufacturers. The Omega Constellation at $5,800 and the Rolex Datejust 31 at $10,750 each bring unique strengths. Here's our detailed breakdown of how they compare on specs, pricing, and market value.
Price Comparison
Omega
Constellation
Rolex
Datejust 31
At retail, the Omega Constellation is listed at $5,800 while the Rolex Datejust 31 comes in at $10,750. At $4,950 less (85% savings), the Omega Constellation offers a substantially lower entry point. On the secondary market, the gap narrows: the Omega Constellation trades around $5,500 and the Rolex Datejust 31 around $10,000, a difference of $4,500 favoring the Omega Constellation. Currently holding steady at just 5% below retail, this watch retains most of its value on the secondary market. The Rolex Datejust 31 shows a more modest market premium of -7.0%, holding steady. For investors, the Rolex Datejust 31 edges ahead with a flip potential score of 3/10 compared to 2/10.
Specifications
| Specification | Omega Constellation | Rolex Datejust 31 |
|---|---|---|
| Case Diameter | 41mm | 31mm |
| Case Thickness | 12.17mm | 11.3mm |
| Case Material | Stainless steel | Oystersteel and 18ct white gold |
| Bezel | Stainless steel bezel with Roman numeral engravings | 18ct white gold, fluted |
| Crystal | Domed sapphire crystal with anti-reflective treatment | Sapphire with Cyclops lens |
| Water Resistance | 50m / 167ft | 100m / 330ft |
| Movement | Omega Co-Axial Master Chronometer calibre 8900 | Rolex calibre 2236 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 55 hours | 55 hours |
| Bracelet/Strap | Stainless steel integrated bracelet | Jubilee, five-piece links |
| Clasp | Folding clasp | Oysterclasp with Easylink 5mm comfort extension |
| Lug Width | Integrated bracelet | 16mm |
Key specification differences stand out between these two: The Rolex Datejust 31 leads in water resistance (100m / 330ft vs. 50m / 167ft), and the Omega Constellation uses Stainless steel while the Rolex Datejust 31 opts for Oystersteel and 18ct white gold. With 7 notable spec differences in total, the choice depends on which features matter most to your use case.
Value Per Feature
Per millimeter of case diameter, the Omega Constellation costs $134 versus $323 for the Rolex Datejust 31. For water resistance, the Rolex Datejust 31 delivers better value per meter of depth rating. The Omega Constellation offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Omega Constellation if you value a lower entry price, better value retention. Go with the Rolex Datejust 31 if you prioritize stronger flip potential. For pure investment potential, the Rolex Datejust 31 has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Omega Constellation or the Rolex Datejust 31?
The Omega Constellation is more accessible, priced at $5,800 compared to $10,750.
Which watch is a better investment?
Based on current market data, the Rolex Datejust 31 has a higher flip potential score of 3/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.
Which holds its value better on the secondary market?
The Omega Constellation currently trades at 5.2% below retail, indicating moderate value retention on the pre-owned market.
How do the Omega Constellation and Rolex Datejust 31 compare in size?
The Omega Constellation measures 41mm in diameter and 12.17mm thick, while the Rolex Datejust 31 is 31mm by 11.3mm. Water resistance differs too: 50m / 167ft versus 100m / 330ft.
What movements do these watches use?
The Omega Constellation uses the Omega Co-Axial Master Chronometer calibre 8900 with 55 hours power reserve, while the Rolex Datejust 31 runs on the Rolex calibre 2236 offering 55 hours of power reserve.