Omega Speedmaster '57 vs Tudor Black Bay 58
Ref. 332.12.41.51.01.001 vs Ref. M79030B-0001
Comparing the Tudor Black Bay 58 to the Omega Speedmaster '57 means weighing a significant price difference — is the premium justified? At $8,700 versus $4,275, these two watches serve different segments of the market. Here's how they stack up on specifications, value retention, and investment potential.
Price Comparison
Omega
Speedmaster '57
Tudor
Black Bay 58
At retail, the Omega Speedmaster '57 is listed at $8,700 while the Tudor Black Bay 58 comes in at $4,275. The Tudor Black Bay 58 comes in at $4,425 less — more than half the price difference — making it a significantly more accessible option. On the secondary market, the gap narrows: the Omega Speedmaster '57 trades around $7,395 and the Tudor Black Bay 58 around $3,900, a difference of $3,495 favoring the Tudor Black Bay 58. Available at 15% below retail and trending downward, this represents a buying opportunity for those comfortable with the current market position. The Tudor Black Bay 58 commands an even stronger market premium of -8.8%, holding steady. Both watches score equally on flip potential at 2/10, making neither a clear investment winner over the other.
Specifications
| Specification | Omega Speedmaster '57 | Tudor Black Bay 58 |
|---|---|---|
| Case Diameter | 40.5mm | 39mm |
| Case Thickness | 12.99mm | 11.9mm |
| Case Material | Stainless steel | Stainless steel |
| Bezel | Stainless steel bezel with tachymetre scale | Unidirectional rotating bezel with anodized aluminium insert in blue |
| Crystal | Sapphire crystal front and caseback | Sapphire crystal |
| Water Resistance | 50m / 167ft | 200m / 660ft |
| Movement | Omega Co-Axial Master Chronometer calibre 9906 | Tudor Calibre MT5402 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 60 hours | 70 hours |
| Bracelet/Strap | Brown leather strap | Stainless steel with riveted-style links |
| Clasp | Steel buckle | Folding clasp with safety catch |
| Lug Width | 21mm | 20mm |
Key specification differences stand out between these two: The Tudor Black Bay 58 leads in water resistance (200m / 660ft vs. 50m / 167ft), and the Tudor Black Bay 58 offers longer power reserve at 70 hours. With 7 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 Omega Speedmaster '57 costs $183 versus $100 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 Omega Speedmaster '57 if you value timing functionality. Go with the Tudor Black Bay 58 if you prioritize a lower entry price, better value retention, serious diving capabilities.
Frequently Asked Questions
Which is more affordable, the Omega Speedmaster '57 or the Tudor Black Bay 58?
The Tudor Black Bay 58 is more accessible, priced at $4,275 compared to $8,700.
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 Omega Speedmaster '57 and Tudor Black Bay 58 compare in size?
The Omega Speedmaster '57 measures 40.5mm in diameter and 12.99mm thick, while the Tudor Black Bay 58 is 39mm by 11.9mm. Water resistance differs too: 50m / 167ft versus 200m / 660ft.
What movements do these watches use?
The Omega Speedmaster '57 uses the Omega Co-Axial Master Chronometer calibre 9906 with 60 hours power reserve, while the Tudor Black Bay 58 runs on the Tudor Calibre MT5402 offering 70 hours of power reserve.

