Rolex Cosmograph Daytona vs Rolex GMT-Master II
Ref. M126508-0008 vs Ref. M126718GRNR-0001
The Rolex Cosmograph Daytona and Rolex GMT-Master II both carry the Rolex name but serve different purposes — the Rolex Cosmograph Daytona as a chronograph and the Rolex GMT-Master II as a gmt / travel watch. At $39,800 and $44,750 respectively, the question isn't which is better — it's which better fits your collection and investment goals.
Price Comparison
Rolex
Cosmograph Daytona
Rolex
GMT-Master II
At retail, the Rolex Cosmograph Daytona is listed at $39,800 while the Rolex GMT-Master II comes in at $44,750. The Rolex Cosmograph Daytona saves you $4,950 (12% less), a meaningful difference for most buyers. On the secondary market, the gap narrows: the Rolex Cosmograph Daytona trades around $71,640 and the Rolex GMT-Master II around $67,125, a difference of $4,515 favoring the Rolex GMT-Master II. This watch trades at 80% above retail on the secondary market and is trending upward — a strong indicator of collector demand. The Rolex GMT-Master II also shows a healthy market premium of +50.0%, with upward momentum. Both watches score equally on flip potential at 8/10, making neither a clear investment winner over the other.
Specifications
| Specification | Rolex Cosmograph Daytona | Rolex GMT-Master II |
|---|---|---|
| Case Diameter | 40mm | 40mm |
| Case Thickness | 12.2mm | 13.1mm |
| Case Material | 18ct yellow gold | 18ct yellow gold |
| Bezel | Cerachrom (ceramic) in black with tachymetric scale | Cerachrom (ceramic) in green and black |
| Crystal | Sapphire | Sapphire with Cyclops lens |
| Water Resistance | 100m / 330ft | 100m / 330ft |
| Movement | Rolex calibre 4131 | Rolex calibre 3285 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 72 hours | 70 hours |
| Bracelet/Strap | Oyster, three-piece solid links in 18ct yellow gold | Jubilee, five-piece links in 18ct yellow gold |
| Clasp | Oysterlock safety clasp with Easylink 5mm comfort extension | Oysterclasp with Easylink 5mm comfort extension |
| Lug Width | 20mm | 20mm |
Key specification differences stand out between these two: the Rolex Cosmograph Daytona offers longer power reserve at 72 hours. With 5 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 Rolex Cosmograph Daytona costs $1,791 versus $1,678 for the Rolex GMT-Master II. For water resistance, the Rolex GMT-Master II delivers better value per meter of depth rating. The Rolex GMT-Master II offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Rolex Cosmograph Daytona if you value a lower entry price, better value retention, timing functionality. Go with the Rolex GMT-Master II if you prioritize the Rolex heritage.
Frequently Asked Questions
Which is more affordable, the Rolex Cosmograph Daytona or the Rolex GMT-Master II?
The Rolex Cosmograph Daytona is more accessible, priced at $39,800 compared to $44,750.
Which holds its value better on the secondary market?
The Rolex Cosmograph Daytona currently trades at 80.0% above retail, indicating strong value retention on the pre-owned market.
How do the Rolex Cosmograph Daytona and Rolex GMT-Master II compare in size?
The Rolex Cosmograph Daytona measures 40mm in diameter and 12.2mm thick, while the Rolex GMT-Master II is 40mm by 13.1mm.
What movements do these watches use?
The Rolex Cosmograph Daytona uses the Rolex calibre 4131 with 72 hours power reserve, while the Rolex GMT-Master II runs on the Rolex calibre 3285 offering 70 hours of power reserve.
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