Omega Speedmaster Professional Moonwatch vs Rolex Day-Date 40
Ref. 3570.50.00 vs Ref. M228236-0012
Comparing the Omega Speedmaster Professional Moonwatch to the Rolex Day-Date 40 means weighing a significant price difference — is the premium justified? At ~$6,000 (market value) versus $67,550, these two watches serve different segments of the market. Here's how they stack up on specifications, value retention, and investment potential.
Price Comparison
Omega
Speedmaster Professional Moonwatch
Rolex
Day-Date 40
The Omega Speedmaster Professional Moonwatch is priced at ~$6,000 (market value) while the Rolex Day-Date 40 comes in at $67,550. On the secondary market, the gap narrows: the Omega Speedmaster Professional Moonwatch trades around $6,000 and the Rolex Day-Date 40 around $65,000, a difference of $59,000 favoring the Omega Speedmaster Professional Moonwatch. Trading at 12% above retail and trending upward, this model holds its value well on the pre-owned market. The Rolex Day-Date 40 shows a more modest market premium of -3.8%, holding steady. For investors, the Omega Speedmaster Professional Moonwatch edges ahead with a flip potential score of 5/10 compared to 4/10.
Specifications
| Specification | Omega Speedmaster Professional Moonwatch | Rolex Day-Date 40 |
|---|---|---|
| Case Diameter | 42mm | 40mm |
| Case Thickness | 14.3mm | 12.4mm |
| Case Material | Stainless steel | 950 platinum |
| Bezel | Stainless steel bezel ring with tachymetre scale | 950 platinum, smooth |
| Crystal | Hesalite crystal | Sapphire with Cyclops lens |
| Water Resistance | 50m / 167ft | 100m / 330ft |
| Movement | Omega calibre 1861 | Rolex calibre 3255 |
| Movement Type | Manual-winding | Automatic |
| Power Reserve | 48 hours | 70 hours |
| Bracelet/Strap | Stainless steel bracelet | President, three-piece semi-circular links in 950 platinum |
| Clasp | Folding clasp | Concealed folding Crownclasp |
| Lug Width | 20mm | 20mm |
Key specification differences stand out between these two: The Rolex Day-Date 40 leads in water resistance (100m / 330ft vs. 50m / 167ft), and the Rolex Day-Date 40 offers longer power reserve at 70 hours, and the Omega Speedmaster Professional Moonwatch uses Stainless steel while the Rolex Day-Date 40 opts for 950 platinum. With 8 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 Speedmaster Professional Moonwatch costs $143 versus $1,625 for the Rolex Day-Date 40. For water resistance, the Omega Speedmaster Professional Moonwatch delivers better value per meter of depth rating. The Omega Speedmaster Professional Moonwatch offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Omega Speedmaster Professional Moonwatch if you value a lower entry price, stronger flip potential, better value retention. Go with the Rolex Day-Date 40 if you prioritize the Rolex heritage. For pure investment potential, the Omega Speedmaster Professional Moonwatch has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Omega Speedmaster Professional Moonwatch or the Rolex Day-Date 40?
The Omega Speedmaster Professional Moonwatch is more accessible, priced at ~$6,000 (market value) compared to $67,550.
Which watch is a better investment?
Based on current market data, the Omega Speedmaster Professional Moonwatch has a higher flip potential score of 5/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.
Which holds its value better on the secondary market?
The Omega Speedmaster Professional Moonwatch currently trades at 12.1% above retail, indicating strong value retention on the pre-owned market.
How do the Omega Speedmaster Professional Moonwatch and Rolex Day-Date 40 compare in size?
The Omega Speedmaster Professional Moonwatch measures 42mm in diameter and 14.3mm thick, while the Rolex Day-Date 40 is 40mm by 12.4mm. Water resistance differs too: 50m / 167ft versus 100m / 330ft.
What movements do these watches use?
The Omega Speedmaster Professional Moonwatch uses the Omega calibre 1861 with 48 hours power reserve, while the Rolex Day-Date 40 runs on the Rolex calibre 3255 offering 70 hours of power reserve.
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