Omega Speedmaster Dark Side of the Moon
Ref. 310.92.44.51.01.003
Tudor Black Bay 58 Bronze
Ref. M79012M-0001
Omega Speedmaster Dark Side of the Moon vs Tudor Black Bay 58 Bronze
Ref. 310.92.44.51.01.003 vs Ref. M79012M-0001
Comparing the Tudor Black Bay 58 Bronze to the Omega Speedmaster Dark Side of the Moon means weighing a significant price difference — is the premium justified? At $13,200 versus $4,575, 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 Dark Side of the Moon
Tudor
Black Bay 58 Bronze
At retail, the Omega Speedmaster Dark Side of the Moon is listed at $13,200 while the Tudor Black Bay 58 Bronze comes in at $4,575. The Tudor Black Bay 58 Bronze comes in at $8,625 less — more than half the price difference — making it a significantly more accessible option. On the secondary market, the gap narrows: the Omega Speedmaster Dark Side of the Moon trades around $11,220 and the Tudor Black Bay 58 Bronze around $4,200, a difference of $7,020 favoring the Tudor Black Bay 58 Bronze. 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 Bronze commands an even stronger market premium of -8.2%, 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 Dark Side of the Moon | Tudor Black Bay 58 Bronze |
|---|---|---|
| Case Diameter | 44.25mm | 39mm |
| Case Thickness | 13.78mm | 11.9mm |
| Case Material | Black ceramic (ZrO2) | Aluminum bronze alloy |
| Bezel | Black ceramic bezel ring with tachymetre scale | Unidirectional rotating bezel with aluminum bronze insert |
| Crystal | Sapphire crystal front and caseback | Sapphire crystal |
| Water Resistance | 50m / 167ft | 200m / 660ft |
| Movement | Omega Co-Axial Master Chronometer calibre 3861 | Tudor Calibre MT5400 |
| Movement Type | Manual-winding | Automatic |
| Power Reserve | 50 hours | 70 hours |
| Bracelet/Strap | Black coated nylon fabric strap | Brown leather strap with bronze buckle |
| Clasp | Ceramic buckle | Pin buckle in bronze |
| Lug Width | 21mm | 20mm |
Key specification differences stand out between these two: The Tudor Black Bay 58 Bronze leads in water resistance (200m / 660ft vs. 50m / 167ft), and the Tudor Black Bay 58 Bronze offers longer power reserve at 70 hours, and the Omega Speedmaster Dark Side of the Moon uses Black ceramic (ZrO2) while the Tudor Black Bay 58 Bronze opts for Aluminum bronze alloy. 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 Omega Speedmaster Dark Side of the Moon costs $254 versus $108 for the Tudor Black Bay 58 Bronze. For water resistance, the Tudor Black Bay 58 Bronze delivers better value per meter of depth rating. The Tudor Black Bay 58 Bronze offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Omega Speedmaster Dark Side of the Moon if you value timing functionality. Go with the Tudor Black Bay 58 Bronze if you prioritize a lower entry price, better value retention, serious diving capabilities.
Frequently Asked Questions
Which is more affordable, the Omega Speedmaster Dark Side of the Moon or the Tudor Black Bay 58 Bronze?
The Tudor Black Bay 58 Bronze is more accessible, priced at $4,575 compared to $13,200.
Which holds its value better on the secondary market?
The Tudor Black Bay 58 Bronze currently trades at 8.2% below retail, indicating moderate value retention on the pre-owned market.
How do the Omega Speedmaster Dark Side of the Moon and Tudor Black Bay 58 Bronze compare in size?
The Omega Speedmaster Dark Side of the Moon measures 44.25mm in diameter and 13.78mm thick, while the Tudor Black Bay 58 Bronze is 39mm by 11.9mm. Water resistance differs too: 50m / 167ft versus 200m / 660ft.
What movements do these watches use?
The Omega Speedmaster Dark Side of the Moon uses the Omega Co-Axial Master Chronometer calibre 3861 with 50 hours power reserve, while the Tudor Black Bay 58 Bronze runs on the Tudor Calibre MT5400 offering 70 hours of power reserve.
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