Tudor Black Bay 58 vs Tudor Royal
Ref. M79030N-0001 vs Ref. M28300-0003
The Tudor Black Bay 58 and Tudor Royal both carry the Tudor name but serve different purposes — the Tudor Black Bay 58 as a dive watch and the Tudor Royal as a everyday watch. At $4,275 and $2,650 respectively, the question isn't which is better — it's which better fits your collection and investment goals.
Price Comparison
Tudor
Black Bay 58
Tudor
Royal
At retail, the Tudor Black Bay 58 is listed at $4,275 while the Tudor Royal comes in at $2,650. At $1,625 less (61% savings), the Tudor Royal offers a substantially lower entry point. On the secondary market, the gap widens: the Tudor Black Bay 58 trades around $3,900 and the Tudor Royal around $2,253, a difference of $1,647 favoring the Tudor Royal. Currently holding steady at just 9% below retail, this watch retains most of its value on the secondary market. The Tudor Royal shows a more modest market premium of -15.0%, though currently trending downward. Both watches score equally on flip potential at 2/10, making neither a clear investment winner over the other.
Specifications
| Specification | Tudor Black Bay 58 | Tudor Royal |
|---|---|---|
| Case Diameter | 39mm | 38mm |
| Case Thickness | 11.9mm | 10.5mm |
| Case Material | Stainless steel | Stainless steel |
| Bezel | Unidirectional rotating bezel with anodized aluminium insert in black | Stainless steel with knurled edge |
| Crystal | Sapphire crystal | Sapphire crystal |
| Water Resistance | 200m / 660ft | 100m / 330ft |
| Movement | Tudor Calibre MT5402 | Tudor Calibre T601 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 70 hours | 38 hours |
| Bracelet/Strap | Stainless steel with riveted-style links | Stainless steel integrated bracelet |
| Clasp | Folding clasp with safety catch | Folding clasp with safety catch |
| Lug Width | 20mm | Integrated bracelet |
Key specification differences stand out between these two: The Tudor Black Bay 58 leads in water resistance (200m / 660ft vs. 100m / 330ft), and the Tudor Black Bay 58 offers longer power reserve at 70 hours. 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 Tudor Black Bay 58 costs $100 versus $59 for the Tudor Royal. For water resistance, the Tudor Black Bay 58 delivers better value per meter of depth rating. The Tudor Black Bay 58 offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Tudor Black Bay 58 if you value better value retention, serious diving capabilities. Go with the Tudor Royal if you prioritize a lower entry price.
Frequently Asked Questions
Which is more affordable, the Tudor Black Bay 58 or the Tudor Royal?
The Tudor Royal is more accessible, priced at $2,650 compared to $4,275.
Which holds its value better on the secondary market?
The Tudor Black Bay 58 currently trades at 8.8% below retail, indicating moderate value retention on the pre-owned market.
How do the Tudor Black Bay 58 and Tudor Royal compare in size?
The Tudor Black Bay 58 measures 39mm in diameter and 11.9mm thick, while the Tudor Royal is 38mm by 10.5mm. Water resistance differs too: 200m / 660ft versus 100m / 330ft.
What movements do these watches use?
The Tudor Black Bay 58 uses the Tudor Calibre MT5402 with 70 hours power reserve, while the Tudor Royal runs on the Tudor Calibre T601 offering 38 hours of power reserve.

