Omega Speedmaster '57 vs Rolex GMT-Master II
Ref. 332.10.41.51.01.001 vs Ref. M126718GRNR-0001
Comparing the Omega Speedmaster '57 to the Rolex GMT-Master II means weighing a significant price difference — is the premium justified? At $9,500 versus $44,750, 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 '57
Rolex
GMT-Master II
At retail, the Omega Speedmaster '57 is listed at $9,500 while the Rolex GMT-Master II comes in at $44,750. The Omega Speedmaster '57 comes in at $35,250 less — more than half the price difference — making it a significantly more accessible option. On the secondary market, the gap widens: the Omega Speedmaster '57 trades around $6,200 and the Rolex GMT-Master II around $67,125, a difference of $60,925 favoring the Omega Speedmaster '57. Available at 35% below retail and trending downward, this represents a buying opportunity for those comfortable with the current market position. The Rolex GMT-Master II commands an even stronger market premium of +50.0%, with upward momentum. For investors, the Rolex GMT-Master II edges ahead with a flip potential score of 8/10 compared to 2/10.
Specifications
| Specification | Omega Speedmaster '57 | Rolex GMT-Master II |
|---|---|---|
| Case Diameter | 40.5mm | 40mm |
| Case Thickness | 12.99mm | 13.1mm |
| Case Material | Stainless steel | 18ct yellow gold |
| Bezel | Stainless steel bezel with tachymetre scale | Cerachrom (ceramic) in green and black |
| Crystal | Sapphire crystal front and caseback | Sapphire with Cyclops lens |
| Water Resistance | 50m / 167ft | 100m / 330ft |
| Movement | Omega Co-Axial Master Chronometer calibre 9906 | Rolex calibre 3285 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 60 hours | 70 hours |
| Bracelet/Strap | Stainless steel bracelet | Jubilee, five-piece links in 18ct yellow gold |
| Clasp | Adjustable clasp | Oysterclasp with Easylink 5mm comfort extension |
| Lug Width | 21mm | 20mm |
Key specification differences stand out between these two: The Rolex GMT-Master II leads in water resistance (100m / 330ft vs. 50m / 167ft), and the Rolex GMT-Master II offers longer power reserve at 70 hours, and the Omega Speedmaster '57 uses Stainless steel while the Rolex GMT-Master II opts for 18ct yellow gold. 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 '57 costs $153 versus $1,678 for the Rolex GMT-Master II. For water resistance, the Omega Speedmaster '57 delivers better value per meter of depth rating. The Omega Speedmaster '57 offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Omega Speedmaster '57 if you value a lower entry price, timing functionality. Go with the Rolex GMT-Master II if you prioritize stronger flip potential, better value retention. For pure investment potential, the Rolex GMT-Master II has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Omega Speedmaster '57 or the Rolex GMT-Master II?
The Omega Speedmaster '57 is more accessible, priced at $9,500 compared to $44,750.
Which watch is a better investment?
Based on current market data, the Rolex GMT-Master II has a higher flip potential score of 8/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.
Which holds its value better on the secondary market?
The Rolex GMT-Master II currently trades at 50.0% above retail, indicating strong value retention on the pre-owned market.
How do the Omega Speedmaster '57 and Rolex GMT-Master II compare in size?
The Omega Speedmaster '57 measures 40.5mm in diameter and 12.99mm thick, while the Rolex GMT-Master II is 40mm by 13.1mm. Water resistance differs too: 50m / 167ft versus 100m / 330ft.
What movements do these watches use?
The Omega Speedmaster '57 uses the Omega Co-Axial Master Chronometer calibre 9906 with 60 hours power reserve, while the Rolex GMT-Master II runs on the Rolex calibre 3285 offering 70 hours of power reserve.