Rolex Submariner vs Tudor Black Bay Chrono
Ref. M124060-0001 vs Ref. M79360N-0002
The Rolex Submariner and Tudor Black Bay Chrono represent one of the most compelling matchups in luxury watches — a sibling rivalry between two brands under the same parent company. With the Rolex Submariner priced at $10,250 and the Tudor Black Bay Chrono at $5,825, 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
Submariner
Tudor
Black Bay Chrono
At retail, the Rolex Submariner is listed at $10,250 while the Tudor Black Bay Chrono comes in at $5,825. At $4,425 less (76% savings), the Tudor Black Bay Chrono offers a substantially lower entry point. On the secondary market, the gap widens: the Rolex Submariner trades around $13,500 and the Tudor Black Bay Chrono around $4,600, a difference of $8,900 favoring the Tudor Black Bay Chrono. This watch trades at 32% above retail on the secondary market and is trending upward — a strong indicator of collector demand. The Tudor Black Bay Chrono shows a more modest market premium of -21.0%, though currently trending downward. For investors, the Rolex Submariner edges ahead with a flip potential score of 7/10 compared to 2/10.
Specifications
| Specification | Rolex Submariner | Tudor Black Bay Chrono |
|---|---|---|
| Case Diameter | 41mm | 41mm |
| Case Thickness | 11.4mm | 14.4mm |
| Case Material | Oystersteel | Stainless steel |
| Bezel | Cerachrom (ceramic) in black | Fixed bezel with tachymeter scale in black |
| Crystal | Sapphire | Sapphire crystal |
| Water Resistance | 300m / 1000ft | 200m / 660ft |
| Movement | Rolex calibre 3230 | Tudor Calibre MT5813 |
| Movement Type | Automatic | Automatic chronograph |
| Power Reserve | 70 hours | 70 hours |
| Bracelet/Strap | Oyster, three-piece solid links | Stainless steel with riveted-style links |
| Clasp | Oysterlock safety clasp with Glidelock extension system | Folding clasp with safety catch |
| Lug Width | 21mm | 22mm |
Key specification differences stand out between these two: The Rolex Submariner leads in water resistance (300m / 1000ft vs. 200m / 660ft), and the Rolex Submariner uses Oystersteel while the Tudor Black Bay Chrono opts for Stainless steel. With 6 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 Submariner costs $329 versus $112 for the Tudor Black Bay Chrono. For water resistance, the Tudor Black Bay Chrono delivers better value per meter of depth rating. The Tudor Black Bay Chrono offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Rolex Submariner if you value stronger flip potential, better value retention, serious diving capabilities. Go with the Tudor Black Bay Chrono if you prioritize a lower entry price, timing functionality. For pure investment potential, the Rolex Submariner has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Rolex Submariner or the Tudor Black Bay Chrono?
The Tudor Black Bay Chrono is more accessible, priced at $5,825 compared to $10,250.
Which watch is a better investment?
Based on current market data, the Rolex Submariner has a higher flip potential score of 7/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.
Which holds its value better on the secondary market?
The Rolex Submariner currently trades at 31.7% above retail, indicating strong value retention on the pre-owned market.
How do the Rolex Submariner and Tudor Black Bay Chrono compare in size?
The Rolex Submariner measures 41mm in diameter and 11.4mm thick, while the Tudor Black Bay Chrono is 41mm by 14.4mm. Water resistance differs too: 300m / 1000ft versus 200m / 660ft.
What movements do these watches use?
The Rolex Submariner uses the Rolex calibre 3230 with 70 hours power reserve, while the Tudor Black Bay Chrono runs on the Tudor Calibre MT5813 offering 70 hours of power reserve.