Omega Seamaster Planet Ocean 600M vs Tudor Glamour Date
Ref. 215.30.44.21.01.001 vs Ref. M56000-0001
Comparing the Tudor Glamour Date to the Omega Seamaster Planet Ocean 600M means weighing a significant price difference — is the premium justified? At $7,300 versus $2,800, 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
Tudor
Glamour Date
At retail, the Omega Seamaster Planet Ocean 600M is listed at $7,300 while the Tudor Glamour Date comes in at $2,800. The Tudor Glamour Date comes in at $4,500 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 600M trades around $5,600 and the Tudor Glamour Date around $2,100, a difference of $3,500 favoring the Tudor Glamour Date. Available at 23% below retail and trending downward, this represents a buying opportunity for those comfortable with the current market position. The Tudor Glamour Date shows a more modest market premium of -25.0%, though currently trending downward. 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 600M | Tudor Glamour Date |
|---|---|---|
| Case Diameter | 43.5mm | 36mm |
| Case Thickness | 14.41mm | 10.5mm |
| Case Material | Stainless steel | Stainless steel |
| Bezel | Black ceramic unidirectional rotating bezel with diving scale | Stainless steel, polished |
| Crystal | Domed sapphire crystal with anti-reflective treatment | Sapphire crystal |
| Water Resistance | 600m / 2000ft | 100m / 330ft |
| Movement | Omega Co-Axial Master Chronometer calibre 8900 | Tudor Calibre T600 |
| 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 | 19mm |
Key specification differences stand out between these two: The Omega Seamaster Planet Ocean 600M leads in water resistance (600m / 2000ft vs. 100m / 330ft), and the Omega Seamaster Planet Ocean 600M 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 costs $129 versus $58 for the Tudor Glamour Date. For water resistance, the Omega Seamaster Planet Ocean 600M delivers better value per meter of depth rating. The Tudor Glamour Date offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Omega Seamaster Planet Ocean 600M if you value better value retention, serious diving capabilities. Go with the Tudor Glamour Date if you prioritize a lower entry price.
Frequently Asked Questions
Which is more affordable, the Omega Seamaster Planet Ocean 600M or the Tudor Glamour Date?
The Tudor Glamour Date is more accessible, priced at $2,800 compared to $7,300.
Which holds its value better on the secondary market?
The Omega Seamaster Planet Ocean 600M currently trades at 23.3% below retail, indicating moderate value retention on the pre-owned market.
How do the Omega Seamaster Planet Ocean 600M and Tudor Glamour Date compare in size?
The Omega Seamaster Planet Ocean 600M measures 43.5mm in diameter and 14.41mm thick, while the Tudor Glamour Date is 36mm by 10.5mm. Water resistance differs too: 600m / 2000ft versus 100m / 330ft.
What movements do these watches use?
The Omega Seamaster Planet Ocean 600M uses the Omega Co-Axial Master Chronometer calibre 8900 with 55 hours power reserve, while the Tudor Glamour Date runs on the Tudor Calibre T600 offering 38 hours of power reserve.

