Omega Speedmaster First Omega in Space
Ref. 311.30.42.30.01.006
Tudor Black Bay GMT S&G
Ref. M79833MN-0003
Omega Speedmaster First Omega in Space vs Tudor Black Bay GMT S&G
Ref. 311.30.42.30.01.006 vs Ref. M79833MN-0003
Comparing the Omega Speedmaster First Omega in Space to the Tudor Black Bay GMT S&G means weighing a significant price difference — is the premium justified? At ~$6,000 (market value) versus $5,825, 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 First Omega in Space
Tudor
Black Bay GMT S&G
The Omega Speedmaster First Omega in Space is priced at ~$6,000 (market value) while the Tudor Black Bay GMT S&G comes in at $5,825. On the secondary market, the gap narrows: the Omega Speedmaster First Omega in Space trades around $6,000 and the Tudor Black Bay GMT S&G around $5,243, a difference of $757 favoring the Tudor Black Bay GMT S&G. Trading at 9% above retail and trending upward, this model holds its value well on the pre-owned market. The Tudor Black Bay GMT S&G shows a more modest market premium of -10.0%, holding steady. For investors, the Omega Speedmaster First Omega in Space edges ahead with a flip potential score of 5/10 compared to 2/10.
Specifications
| Specification | Omega Speedmaster First Omega in Space | Tudor Black Bay GMT S&G |
|---|---|---|
| Case Diameter | 39.7mm | 41mm |
| Case Thickness | 14.3mm | 14.8mm |
| Case Material | Stainless steel | Stainless steel and yellow gold |
| Bezel | Black anodized aluminium bezel ring with tachymetre scale | Bidirectional rotating bezel with anodized aluminium insert in brown and black |
| Crystal | Hesalite crystal | Sapphire crystal |
| Water Resistance | 50m / 167ft | 200m / 660ft |
| Movement | Omega calibre 1861 | Tudor Calibre MT5652 |
| Movement Type | Manual-winding | Automatic |
| Power Reserve | 48 hours | 70 hours |
| Bracelet/Strap | Brown leather strap | Stainless steel and yellow gold with riveted-style links |
| Clasp | Steel buckle | Folding clasp with safety catch |
| Lug Width | 19mm | 22mm |
Key specification differences stand out between these two: The Tudor Black Bay GMT S&G leads in water resistance (200m / 660ft vs. 50m / 167ft), and the Tudor Black Bay GMT S&G offers longer power reserve at 70 hours, and the Omega Speedmaster First Omega in Space uses Stainless steel while the Tudor Black Bay GMT S&G opts for Stainless steel and yellow gold. 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 First Omega in Space costs $151 versus $128 for the Tudor Black Bay GMT S&G. For water resistance, the Tudor Black Bay GMT S&G delivers better value per meter of depth rating. The Tudor Black Bay GMT S&G offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Omega Speedmaster First Omega in Space if you value a lower entry price, stronger flip potential, better value retention. Go with the Tudor Black Bay GMT S&G if you prioritize the Tudor heritage. For pure investment potential, the Omega Speedmaster First Omega in Space has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Omega Speedmaster First Omega in Space or the Tudor Black Bay GMT S&G?
The Tudor Black Bay GMT S&G is more accessible, priced at $5,825 compared to ~$6,000 (market value).
Which watch is a better investment?
Based on current market data, the Omega Speedmaster First Omega in Space 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 First Omega in Space currently trades at 9.1% above retail, indicating strong value retention on the pre-owned market.
How do the Omega Speedmaster First Omega in Space and Tudor Black Bay GMT S&G compare in size?
The Omega Speedmaster First Omega in Space measures 39.7mm in diameter and 14.3mm thick, while the Tudor Black Bay GMT S&G is 41mm by 14.8mm. Water resistance differs too: 50m / 167ft versus 200m / 660ft.
What movements do these watches use?
The Omega Speedmaster First Omega in Space uses the Omega calibre 1861 with 48 hours power reserve, while the Tudor Black Bay GMT S&G runs on the Tudor Calibre MT5652 offering 70 hours of power reserve.
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