Rolex Sky-Dweller vs Tudor Submariner
Ref. M336935-0008 vs Ref. 79090
The Rolex Sky-Dweller and Tudor Submariner represent one of the most compelling matchups in luxury watches — a sibling rivalry between two brands under the same parent company. With the Rolex Sky-Dweller priced at $21,450 and the Tudor Submariner at ~$7,000 (market value), 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
Sky-Dweller
Tudor
Submariner
The Rolex Sky-Dweller is priced at $21,450 while the Tudor Submariner comes in at ~$7,000 (market value). On the secondary market, the gap widens: the Rolex Sky-Dweller trades around $31,103 and the Tudor Submariner around $7,000, a difference of $24,103 favoring the Tudor Submariner. This watch trades at 45% above retail on the secondary market and is trending upward — a strong indicator of collector demand. The Tudor Submariner commands an even stronger market premium of +366.7%, with upward momentum. For investors, the Tudor Submariner edges ahead with a flip potential score of 8/10 compared to 7/10.
Specifications
| Specification | Rolex Sky-Dweller | Tudor Submariner |
|---|---|---|
| Case Diameter | 42mm | 40mm |
| Case Thickness | 14.1mm | 12.5mm |
| Case Material | Oystersteel and 18ct Everose gold | Stainless steel |
| Bezel | 18ct Everose gold, fluted, with Ring Command bezel | Unidirectional rotating bezel with aluminum insert in black |
| Crystal | Sapphire with Cyclops lens | Sapphire crystal |
| Water Resistance | 100m / 330ft | 200m / 660ft |
| Movement | Rolex calibre 9001 | ETA 2824-2 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 72 hours | 38 hours |
| Bracelet/Strap | Jubilee, five-piece links in Oystersteel and 18ct Everose gold | Stainless steel Oyster-style bracelet |
| Clasp | Oysterclasp with Easylink 5mm comfort extension | Folding clasp with diver extension |
| Lug Width | 21mm | 20mm |
Key specification differences stand out between these two: The Tudor Submariner leads in water resistance (200m / 660ft vs. 100m / 330ft), and the Rolex Sky-Dweller offers longer power reserve at 72 hours, and the Rolex Sky-Dweller uses Oystersteel and 18ct Everose gold while the Tudor Submariner opts for Stainless steel. 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 Rolex Sky-Dweller costs $741 versus $175 for the Tudor Submariner. For water resistance, the Tudor Submariner delivers better value per meter of depth rating. The Tudor Submariner offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Rolex Sky-Dweller if you value the Rolex heritage. Go with the Tudor Submariner if you prioritize a lower entry price, stronger flip potential, better value retention. For pure investment potential, the Tudor Submariner has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Rolex Sky-Dweller or the Tudor Submariner?
The Tudor Submariner is more accessible, priced at ~$7,000 (market value) compared to $21,450.
Which watch is a better investment?
Based on current market data, the Tudor Submariner 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 Tudor Submariner currently trades at 366.7% above retail, indicating strong value retention on the pre-owned market.
How do the Rolex Sky-Dweller and Tudor Submariner compare in size?
The Rolex Sky-Dweller measures 42mm in diameter and 14.1mm thick, while the Tudor Submariner is 40mm by 12.5mm. Water resistance differs too: 100m / 330ft versus 200m / 660ft.
What movements do these watches use?
The Rolex Sky-Dweller uses the Rolex calibre 9001 with 72 hours power reserve, while the Tudor Submariner runs on the ETA 2824-2 offering 38 hours of power reserve.