Omega Seamaster Planet Ocean 600M GMT vs Tudor Heritage Black Bay
Ref. 215.30.44.22.01.001 vs Ref. 79220R
Comparing the Tudor Heritage Black Bay to the Omega Seamaster Planet Ocean 600M GMT means weighing a significant price difference — is the premium justified? At $8,050 versus ~$4,800 (market value), 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
Seamaster Planet Ocean 600M GMT
Tudor
Heritage Black Bay
The Omega Seamaster Planet Ocean 600M GMT is priced at $8,050 while the Tudor Heritage Black Bay comes in at ~$4,800 (market value). On the secondary market, the gap narrows: the Omega Seamaster Planet Ocean 600M GMT trades around $6,440 and the Tudor Heritage Black Bay around $4,800, a difference of $1,640 favoring the Tudor Heritage Black Bay. Available at 20% below retail and trending downward, this represents a buying opportunity for those comfortable with the current market position. The Tudor Heritage Black Bay commands an even stronger market premium of +47.7%, with upward momentum. For investors, the Tudor Heritage Black Bay edges ahead with a flip potential score of 7/10 compared to 2/10.
Specifications
| Specification | Omega Seamaster Planet Ocean 600M GMT | Tudor Heritage Black Bay |
|---|---|---|
| Case Diameter | 43.5mm | 41mm |
| Case Thickness | 14.71mm | 12.7mm |
| Case Material | Stainless steel | Stainless steel |
| Bezel | Black ceramic bidirectional rotating bezel with 24-hour scale | Unidirectional rotating bezel with anodized aluminium insert in burgundy red |
| Crystal | Domed sapphire crystal with anti-reflective treatment | Domed sapphire crystal |
| Water Resistance | 600m / 2000ft | 200m / 660ft |
| Movement | Omega Co-Axial Master Chronometer calibre 8906 | ETA 2824 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 55 hours | 38 hours |
| Bracelet/Strap | Stainless steel bracelet | Stainless steel bracelet |
| Clasp | Folding clasp with diver extension | Folding clasp with safety catch |
| Lug Width | 21mm | 22mm |
Key specification differences stand out between these two: The Omega Seamaster Planet Ocean 600M GMT leads in water resistance (600m / 2000ft vs. 200m / 660ft), and the Omega Seamaster Planet Ocean 600M GMT offers longer power reserve at 55 hours. With 6 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 Seamaster Planet Ocean 600M GMT costs $148 versus $117 for the Tudor Heritage Black Bay. For water resistance, the Omega Seamaster Planet Ocean 600M GMT delivers better value per meter of depth rating. The Omega Seamaster Planet Ocean 600M GMT offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Omega Seamaster Planet Ocean 600M GMT if you value the Omega heritage. Go with the Tudor Heritage Black Bay if you prioritize a lower entry price, stronger flip potential, better value retention. For pure investment potential, the Tudor Heritage Black Bay has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Omega Seamaster Planet Ocean 600M GMT or the Tudor Heritage Black Bay?
The Tudor Heritage Black Bay is more accessible, priced at ~$4,800 (market value) compared to $8,050.
Which watch is a better investment?
Based on current market data, the Tudor Heritage Black Bay has a higher flip potential score of 7/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.
Which holds its value better on the secondary market?
The Tudor Heritage Black Bay currently trades at 47.7% above retail, indicating strong value retention on the pre-owned market.
How do the Omega Seamaster Planet Ocean 600M GMT and Tudor Heritage Black Bay compare in size?
The Omega Seamaster Planet Ocean 600M GMT measures 43.5mm in diameter and 14.71mm thick, while the Tudor Heritage Black Bay is 41mm by 12.7mm. Water resistance differs too: 600m / 2000ft versus 200m / 660ft.
What movements do these watches use?
The Omega Seamaster Planet Ocean 600M GMT uses the Omega Co-Axial Master Chronometer calibre 8906 with 55 hours power reserve, while the Tudor Heritage Black Bay runs on the ETA 2824 offering 38 hours of power reserve.
Related Comparisons
Omega Seamaster Planet Ocean 600M GMT
vs Rolex GMT-Master II
Omega Seamaster Planet Ocean 600M GMT
vs Rolex GMT-Master II
Omega Seamaster Planet Ocean 600M GMT
vs Rolex GMT-Master II
Rolex Submariner Date
vs Tudor Heritage Black Bay
Rolex Submariner Date
vs Tudor Heritage Black Bay
Rolex Submariner
vs Tudor Heritage Black Bay

