Omega Speedmaster Reduced vs Tudor Black Bay
Ref. 3510.50.00 vs Ref. M79230B-0008
Comparing the Omega Speedmaster Reduced to the Tudor Black Bay means weighing a significant price difference — is the premium justified? At ~$4,000 (market value) versus $4,100, 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 Reduced
Tudor
Black Bay
The Omega Speedmaster Reduced is priced at ~$4,000 (market value) while the Tudor Black Bay comes in at $4,100. On the secondary market, the gap narrows: the Omega Speedmaster Reduced trades around $4,000 and the Tudor Black Bay around $3,690, a difference of $310 favoring the Tudor Black Bay. Trading at 14% above retail and trending upward, this model holds its value well on the pre-owned market. The Tudor Black Bay shows a more modest market premium of -10.0%, holding steady. For investors, the Omega Speedmaster Reduced edges ahead with a flip potential score of 5/10 compared to 2/10.
Specifications
| Specification | Omega Speedmaster Reduced | Tudor Black Bay |
|---|---|---|
| Case Diameter | 39mm | 41mm |
| Case Thickness | 12mm | 12.7mm |
| Case Material | Stainless steel | Stainless steel |
| Bezel | Stainless steel bezel ring with tachymetre scale | Unidirectional rotating bezel with anodized aluminium insert in blue |
| Crystal | Hesalite crystal | Domed sapphire crystal |
| Water Resistance | 30m / 100ft | 200m / 660ft |
| Movement | Omega calibre 3220 | Tudor Calibre MT5602 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 40 hours | 70 hours |
| Bracelet/Strap | Stainless steel bracelet | Stainless steel with riveted-style links |
| Clasp | Folding clasp | Folding clasp with safety catch and micro-adjustment |
| Lug Width | 18mm | 22mm |
Key specification differences stand out between these two: The Tudor Black Bay leads in water resistance (200m / 660ft vs. 30m / 100ft), and the Tudor Black Bay 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 Reduced costs $103 versus $90 for the Tudor Black Bay. For water resistance, the Tudor Black Bay delivers better value per meter of depth rating. The Tudor Black Bay offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Omega Speedmaster Reduced if you value a lower entry price, stronger flip potential, better value retention. Go with the Tudor Black Bay if you prioritize serious diving capabilities. For pure investment potential, the Omega Speedmaster Reduced has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Omega Speedmaster Reduced or the Tudor Black Bay?
The Omega Speedmaster Reduced is more accessible, priced at ~$4,000 (market value) compared to $4,100.
Which watch is a better investment?
Based on current market data, the Omega Speedmaster Reduced has a higher flip potential score of 5/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.
Which holds its value better on the secondary market?
The Omega Speedmaster Reduced currently trades at 14.3% above retail, indicating strong value retention on the pre-owned market.
How do the Omega Speedmaster Reduced and Tudor Black Bay compare in size?
The Omega Speedmaster Reduced measures 39mm in diameter and 12mm thick, while the Tudor Black Bay is 41mm by 12.7mm. Water resistance differs too: 30m / 100ft versus 200m / 660ft.
What movements do these watches use?
The Omega Speedmaster Reduced uses the Omega calibre 3220 with 40 hours power reserve, while the Tudor Black Bay runs on the Tudor Calibre MT5602 offering 70 hours of power reserve.

