Tudor Black Bay 58 vs Tudor Black Bay 58
Ref. M79030B-0002 vs Ref. M79030N-0002
Choosing between the Tudor Black Bay 58 (Ref. M79030B-0002) and the Tudor Black Bay 58 (Ref. M79030N-0002) comes down to the details — both share the Black Bay 58 DNA but differ in key specifications and market positioning. The Tudor Black Bay 58 retails for $3,825 while the Tudor Black Bay 58 is $3,825. Let's examine which variant offers better value and investment potential.
Price Comparison
Tudor
Black Bay 58
Tudor
Black Bay 58
At retail, the Tudor Black Bay 58 is listed at $3,825 while the Tudor Black Bay 58 comes in at $3,825. The two watches are priced within — of each other, making this a near-even matchup in terms of cost. On the secondary market, the gap stays consistent: the Tudor Black Bay 58 trades around $3,825 and the Tudor Black Bay 58 around $3,825, a difference of — favoring the Tudor Black Bay 58. Currently holding steady at just 0% below retail, this watch retains most of its value on the secondary market. The Tudor Black Bay 58 shows a more modest market premium of 0.0%, holding steady. Both watches score equally on flip potential at 3/10, making neither a clear investment winner over the other.
Specifications
| Specification | Tudor Black Bay 58 | Tudor Black Bay 58 |
|---|---|---|
| Case Diameter | 39mm | 39mm |
| Case Thickness | 11.9mm | 11.9mm |
| Case Material | Stainless steel | Stainless steel |
| Bezel | Unidirectional rotating bezel with anodized aluminium insert in blue | Unidirectional rotating bezel with anodized aluminium insert in black |
| Crystal | Sapphire crystal | Sapphire crystal |
| Water Resistance | 200m / 660ft | 200m / 660ft |
| Movement | Tudor Calibre MT5402 | Tudor Calibre MT5402 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 70 hours | 70 hours |
| Bracelet/Strap | Fabric strap in blue | Fabric NATO strap in black and grey |
| Clasp | Buckle | Buckle |
| Lug Width | 20mm | 20mm |
Key specification differences stand out between these two: the Tudor Black Bay 58 features Fabric strap in blue for bracelet/strap compared to the Tudor Black Bay 58's Fabric NATO strap in black and grey. With 1 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 $98 versus $98 for the Tudor Black Bay 58. 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 serious diving capabilities. Go with the Tudor Black Bay 58 if you prioritize serious diving capabilities.
Frequently Asked Questions
Which is more affordable, the Tudor Black Bay 58 or the Tudor Black Bay 58?
The Tudor Black Bay 58 is more accessible, priced at $3,825 compared to $3,825.
Which holds its value better on the secondary market?
The Tudor Black Bay 58 currently trades at 0.0% below retail, indicating moderate value retention on the pre-owned market.
How do the Tudor Black Bay 58 and Tudor Black Bay 58 compare in size?
The Tudor Black Bay 58 measures 39mm in diameter and 11.9mm thick, while the Tudor Black Bay 58 is 39mm by 11.9mm.

