Omega Seamaster Planet Ocean Ultra Deep
Ref. 215.30.46.21.01.001
Tudor Black Bay Chrono S&G
Ref. M79363N-0002
Omega Seamaster Planet Ocean Ultra Deep vs Tudor Black Bay Chrono S&G
Ref. 215.30.46.21.01.001 vs Ref. M79363N-0002
The Omega Seamaster Planet Ocean Ultra Deep (dive watch) and Tudor Black Bay Chrono S&G (chronograph) represent different approaches to luxury watchmaking. While the Omega Seamaster Planet Ocean Ultra Deep is priced at $11,400 and the Tudor Black Bay Chrono S&G at $7,300, both offer compelling value propositions. This comparison examines their specifications, market positioning, and investment potential side by side.
Price Comparison
Omega
Seamaster Planet Ocean Ultra Deep
Tudor
Black Bay Chrono S&G
At retail, the Omega Seamaster Planet Ocean Ultra Deep is listed at $11,400 while the Tudor Black Bay Chrono S&G comes in at $7,300. At $4,100 less (56% savings), the Tudor Black Bay Chrono S&G offers a substantially lower entry point. On the secondary market, the gap narrows: the Omega Seamaster Planet Ocean Ultra Deep trades around $9,120 and the Tudor Black Bay Chrono S&G around $6,935, a difference of $2,185 favoring the Tudor Black Bay Chrono S&G. 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 Chrono S&G commands an even stronger market premium of -5.0%, holding steady. For investors, the Tudor Black Bay Chrono S&G edges ahead with a flip potential score of 3/10 compared to 2/10.
Specifications
| Specification | Omega Seamaster Planet Ocean Ultra Deep | Tudor Black Bay Chrono S&G |
|---|---|---|
| Case Diameter | 45.5mm | 41mm |
| Case Thickness | 18.12mm | 14.4mm |
| Case Material | Stainless steel (O-MEGASTEEL) | Stainless steel and yellow gold |
| Bezel | Black ceramic unidirectional rotating bezel with liquidmetal diving scale | Fixed bezel with tachymeter scale in yellow gold |
| 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 MT5813 |
| Movement Type | Automatic | Automatic chronograph |
| Power Reserve | 55 hours | 70 hours |
| Bracelet/Strap | Stainless steel bracelet (O-MEGASTEEL) | Stainless steel and yellow gold with riveted-style links |
| Clasp | Folding clasp with diver extension | Folding clasp with safety catch |
| Lug Width | 22mm | 22mm |
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 Chrono S&G 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 Chrono 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 Seamaster Planet Ocean Ultra Deep costs $200 versus $169 for the Tudor Black Bay Chrono S&G. For water resistance, the Omega Seamaster Planet Ocean Ultra Deep delivers better value per meter of depth rating. The Tudor Black Bay Chrono S&G 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 Chrono S&G if you prioritize a lower entry price, stronger flip potential, better value retention. For pure investment potential, the Tudor Black Bay Chrono S&G has the edge based on current market data.
Frequently Asked Questions
Which is more affordable, the Omega Seamaster Planet Ocean Ultra Deep or the Tudor Black Bay Chrono S&G?
The Tudor Black Bay Chrono S&G is more accessible, priced at $7,300 compared to $11,400.
Which watch is a better investment?
Based on current market data, the Tudor Black Bay Chrono S&G has a higher flip potential score of 3/10, suggesting stronger investment returns. However, watch values can fluctuate based on market conditions.
Which holds its value better on the secondary market?
The Tudor Black Bay Chrono S&G currently trades at 5.0% below retail, indicating moderate value retention on the pre-owned market.
How do the Omega Seamaster Planet Ocean Ultra Deep and Tudor Black Bay Chrono S&G compare in size?
The Omega Seamaster Planet Ocean Ultra Deep measures 45.5mm in diameter and 18.12mm thick, while the Tudor Black Bay Chrono S&G is 41mm by 14.4mm. 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 Chrono S&G runs on the Tudor Calibre MT5813 offering 70 hours of power reserve.
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