Omega Seamaster Planet Ocean Ultra Deep vs Tudor Black Bay Pro
Ref. 215.30.46.21.01.001 vs Ref. M79470-0003
Comparing the Tudor Black Bay Pro to the Omega Seamaster Planet Ocean Ultra Deep means weighing a significant price difference — is the premium justified? At $11,400 versus $4,225, 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 Ultra Deep
Tudor
Black Bay Pro
At retail, the Omega Seamaster Planet Ocean Ultra Deep is listed at $11,400 while the Tudor Black Bay Pro comes in at $4,225. The Tudor Black Bay Pro comes in at $7,175 less — more than half the price difference — making it a significantly more accessible option. On the secondary market, the gap narrows: the Omega Seamaster Planet Ocean Ultra Deep trades around $9,120 and the Tudor Black Bay Pro around $3,803, a difference of $5,317 favoring the Tudor Black Bay Pro. Available at 20% below retail and trending downward, this represents a buying opportunity for those comfortable with the current market position. The Tudor Black Bay Pro commands an even stronger market premium of -10.0%, holding steady. Both watches score equally on flip potential at 2/10, making neither a clear investment winner over the other.
Specifications
| Specification | Omega Seamaster Planet Ocean Ultra Deep | Tudor Black Bay Pro |
|---|---|---|
| Case Diameter | 45.5mm | 39mm |
| Case Thickness | 18.12mm | 12.3mm |
| Case Material | Stainless steel (O-MEGASTEEL) | Stainless steel |
| Bezel | Black ceramic unidirectional rotating bezel with liquidmetal diving scale | Fixed bezel with 24-hour graduated scale in black |
| Crystal | Sapphire crystal with anti-reflective treatment | Sapphire crystal |
| Water Resistance | 6000m / 19685ft | 200m / 660ft |
| Movement | Omega Co-Axial Master Chronometer calibre 8912 | Tudor Calibre MT5652 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 55 hours | 70 hours |
| Bracelet/Strap | Stainless steel bracelet (O-MEGASTEEL) | Hybrid rubber and fabric strap in black |
| Clasp | Folding clasp with diver extension | Folding clasp |
| Lug Width | 22mm | 20mm |
Key specification differences stand out between these two: The Omega Seamaster Planet Ocean Ultra Deep leads in water resistance (6000m / 19685ft vs. 200m / 660ft), and the Tudor Black Bay Pro offers longer power reserve at 70 hours, and the Omega Seamaster Planet Ocean Ultra Deep uses Stainless steel (O-MEGASTEEL) while the Tudor Black Bay Pro opts for Stainless steel. 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 Seamaster Planet Ocean Ultra Deep costs $200 versus $98 for the Tudor Black Bay Pro. For water resistance, the Omega Seamaster Planet Ocean Ultra Deep delivers better value per meter of depth rating. The Tudor Black Bay Pro offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Omega Seamaster Planet Ocean Ultra Deep if you value serious diving capabilities. Go with the Tudor Black Bay Pro if you prioritize a lower entry price, better value retention.
Frequently Asked Questions
Which is more affordable, the Omega Seamaster Planet Ocean Ultra Deep or the Tudor Black Bay Pro?
The Tudor Black Bay Pro is more accessible, priced at $4,225 compared to $11,400.
Which holds its value better on the secondary market?
The Tudor Black Bay Pro currently trades at 10.0% below retail, indicating moderate value retention on the pre-owned market.
How do the Omega Seamaster Planet Ocean Ultra Deep and Tudor Black Bay Pro compare in size?
The Omega Seamaster Planet Ocean Ultra Deep measures 45.5mm in diameter and 18.12mm thick, while the Tudor Black Bay Pro is 39mm by 12.3mm. Water resistance differs too: 6000m / 19685ft versus 200m / 660ft.
What movements do these watches use?
The Omega Seamaster Planet Ocean Ultra Deep uses the Omega Co-Axial Master Chronometer calibre 8912 with 55 hours power reserve, while the Tudor Black Bay Pro runs on the Tudor Calibre MT5652 offering 70 hours of power reserve.
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