Rolex GMT-Master II vs Tudor Pelagos
Ref. M126710GRNR-0003 vs Ref. M25600TB-0001
The Rolex GMT-Master II and Tudor Pelagos represent one of the most compelling matchups in luxury watches — a sibling rivalry between two brands under the same parent company. With the Rolex GMT-Master II priced at $12,350 and the Tudor Pelagos at $5,600, the price gap raises a critical question: does the extra investment in the pricier option deliver proportional value? We break down the specs, market performance, and flip potential to help you decide.
Price Comparison
Rolex
GMT-Master II
Tudor
Pelagos
At retail, the Rolex GMT-Master II is listed at $12,350 while the Tudor Pelagos comes in at $5,600. The Tudor Pelagos comes in at $6,750 less — more than half the price difference — making it a significantly more accessible option. On the secondary market, the gap widens: the Rolex GMT-Master II trades around $19,000 and the Tudor Pelagos around $5,040, a difference of $13,960 favoring the Tudor Pelagos. This watch trades at 54% above retail on the secondary market and is trending upward — a strong indicator of collector demand. The Tudor Pelagos shows a more modest market premium of -10.0%, holding steady. For investors, the Rolex GMT-Master II edges ahead with a flip potential score of 8/10 compared to 2/10.
Specifications
| Specification | Rolex GMT-Master II | Tudor Pelagos |
|---|---|---|
| Case Diameter | 40mm | 42mm |
| Case Thickness | 13.1mm | 14.3mm |
| Case Material | Oystersteel | Titanium |
| Bezel | Cerachrom (ceramic) in green and black | Unidirectional rotating bezel with ceramic insert in blue |
| Crystal | Sapphire with Cyclops lens | Sapphire crystal |
| Water Resistance | 100m / 330ft | 500m / 1640ft |
| Movement | Rolex calibre 3285 | Tudor Calibre MT5612 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 70 hours | 70 hours |
| Bracelet/Strap | Jubilee, five-piece links | Titanium with self-adjusting clasp |
| Clasp | Oysterclasp with Easylink 5mm comfort extension | Folding clasp with spring-loaded self-adjusting mechanism |
| Lug Width | 20mm | 22mm |
Key specification differences stand out between these two: The Tudor Pelagos leads in water resistance (500m / 1640ft vs. 100m / 330ft), and the Rolex GMT-Master II uses Oystersteel while the Tudor Pelagos opts for Titanium. 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 Rolex GMT-Master II costs $475 versus $120 for the Tudor Pelagos. For water resistance, the Tudor Pelagos delivers better value per meter of depth rating. The Tudor Pelagos offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Rolex GMT-Master II if you value stronger flip potential, better value retention. Go with the Tudor Pelagos if you prioritize a lower entry price, serious diving capabilities. 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 Rolex GMT-Master II or the Tudor Pelagos?
The Tudor Pelagos is more accessible, priced at $5,600 compared to $12,350.
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 53.8% above retail, indicating strong value retention on the pre-owned market.
How do the Rolex GMT-Master II and Tudor Pelagos compare in size?
The Rolex GMT-Master II measures 40mm in diameter and 13.1mm thick, while the Tudor Pelagos is 42mm by 14.3mm. Water resistance differs too: 100m / 330ft versus 500m / 1640ft.
What movements do these watches use?
The Rolex GMT-Master II uses the Rolex calibre 3285 with 70 hours power reserve, while the Tudor Pelagos runs on the Tudor Calibre MT5612 offering 70 hours of power reserve.