Rolex Explorer II vs Tudor Heritage Black Bay Chrono
Ref. 216570 vs Ref. 79350
The Rolex Explorer II and Tudor Heritage 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 Explorer II priced at ~$12,000 (market value) and the Tudor Heritage Black Bay Chrono at ~$5,200 (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
Explorer II
Tudor
Heritage Black Bay Chrono
The Rolex Explorer II is priced at ~$12,000 (market value) while the Tudor Heritage Black Bay Chrono comes in at ~$5,200 (market value). On the secondary market, the gap widens: the Rolex Explorer II trades around $12,000 and the Tudor Heritage Black Bay Chrono around $5,200, a difference of $6,800 favoring the Tudor Heritage Black Bay Chrono. This watch trades at 31% above retail on the secondary market and is trending upward — a strong indicator of collector demand. The Tudor Heritage Black Bay Chrono also shows a healthy market premium of +10.6%, with upward momentum. For investors, the Rolex Explorer II edges ahead with a flip potential score of 8/10 compared to 5/10.
Specifications
| Specification | Rolex Explorer II | Tudor Heritage Black Bay Chrono |
|---|---|---|
| Case Diameter | 42mm | 41mm |
| Case Thickness | 12.5mm | 14.9mm |
| Case Material | Oystersteel | Stainless steel |
| Bezel | Oystersteel, fixed 24-hour graduated bezel | Fixed bezel with tachymeter scale |
| Crystal | Sapphire with Cyclops lens | Sapphire crystal |
| Water Resistance | 100m / 330ft | 200m / 660ft |
| Movement | Rolex calibre 3187 | Tudor Calibre MT5813 |
| Movement Type | Automatic | Automatic chronograph |
| Power Reserve | 48 hours | 70 hours |
| Bracelet/Strap | Oyster, three-piece solid links | Stainless steel bracelet |
| Clasp | Oysterclasp with Easylink 5mm comfort extension | Folding clasp with safety catch |
| Lug Width | 21mm | 22mm |
Key specification differences stand out between these two: The Tudor Heritage Black Bay Chrono leads in water resistance (200m / 660ft vs. 100m / 330ft), and the Tudor Heritage Black Bay Chrono offers longer power reserve at 70 hours, and the Rolex Explorer II uses Oystersteel while the Tudor Heritage Black Bay Chrono 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 Explorer II costs $286 versus $127 for the Tudor Heritage Black Bay Chrono. For water resistance, the Tudor Heritage Black Bay Chrono delivers better value per meter of depth rating. The Tudor Heritage Black Bay Chrono offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Rolex Explorer II if you value stronger flip potential, better value retention. Go with the Tudor Heritage Black Bay Chrono if you prioritize timing functionality. For pure investment potential, the Rolex Explorer II has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Rolex Explorer II or the Tudor Heritage Black Bay Chrono?
The Tudor Heritage Black Bay Chrono is more accessible, priced at ~$5,200 (market value) compared to ~$12,000 (market value).
Which watch is a better investment?
Based on current market data, the Rolex Explorer 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 Explorer II currently trades at 31.1% above retail, indicating strong value retention on the pre-owned market.
How do the Rolex Explorer II and Tudor Heritage Black Bay Chrono compare in size?
The Rolex Explorer II measures 42mm in diameter and 12.5mm thick, while the Tudor Heritage Black Bay Chrono is 41mm by 14.9mm. Water resistance differs too: 100m / 330ft versus 200m / 660ft.
What movements do these watches use?
The Rolex Explorer II uses the Rolex calibre 3187 with 48 hours power reserve, while the Tudor Heritage Black Bay Chrono runs on the Tudor Calibre MT5813 offering 70 hours of power reserve.