Omega Seamaster Aqua Terra 150M vs Tudor Glamour Date
Ref. 220.10.38.20.03.001 vs Ref. M56000-0001
The Omega Seamaster Aqua Terra 150M (dive watch) and Tudor Glamour Date (dress watch) represent different approaches to luxury watchmaking. While the Omega Seamaster Aqua Terra 150M is priced at $5,500 and the Tudor Glamour Date at $2,800, both offer compelling value propositions. This comparison examines their specifications, market positioning, and investment potential side by side.
Price Comparison
Omega
Seamaster Aqua Terra 150M
Tudor
Glamour Date
At retail, the Omega Seamaster Aqua Terra 150M is listed at $5,500 while the Tudor Glamour Date comes in at $2,800. At $2,700 less (96% savings), the Tudor Glamour Date offers a substantially lower entry point. On the secondary market, the gap narrows: the Omega Seamaster Aqua Terra 150M trades around $4,400 and the Tudor Glamour Date around $2,100, a difference of $2,300 favoring the Tudor Glamour Date. Available at 20% 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 Aqua Terra 150M | Tudor Glamour Date |
|---|---|---|
| Case Diameter | 38mm | 36mm |
| Case Thickness | 12.73mm | 10.5mm |
| Case Material | Stainless steel | Stainless steel |
| Bezel | Stainless steel bezel | Stainless steel, polished |
| Crystal | Domed sapphire crystal with anti-reflective treatment | Sapphire crystal |
| Water Resistance | 150m / 500ft | 100m / 330ft |
| Movement | Omega Co-Axial Master Chronometer calibre 8800 | Tudor Calibre T600 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 55 hours | 38 hours |
| Bracelet/Strap | Stainless steel bracelet | Stainless steel bracelet |
| Clasp | Folding clasp | Folding clasp with safety catch |
| Lug Width | 19mm | 19mm |
Key specification differences stand out between these two: The Omega Seamaster Aqua Terra 150M leads in water resistance (150m / 500ft vs. 100m / 330ft), and the Omega Seamaster Aqua Terra 150M 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 Aqua Terra 150M costs $116 versus $58 for the Tudor Glamour Date. For water resistance, the Tudor Glamour Date 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 Aqua Terra 150M 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 Aqua Terra 150M or the Tudor Glamour Date?
The Tudor Glamour Date is more accessible, priced at $2,800 compared to $5,500.
Which holds its value better on the secondary market?
The Omega Seamaster Aqua Terra 150M currently trades at 20.0% below retail, indicating moderate value retention on the pre-owned market.
How do the Omega Seamaster Aqua Terra 150M and Tudor Glamour Date compare in size?
The Omega Seamaster Aqua Terra 150M measures 38mm in diameter and 12.73mm thick, while the Tudor Glamour Date is 36mm by 10.5mm. Water resistance differs too: 150m / 500ft versus 100m / 330ft.
What movements do these watches use?
The Omega Seamaster Aqua Terra 150M uses the Omega Co-Axial Master Chronometer calibre 8800 with 55 hours power reserve, while the Tudor Glamour Date runs on the Tudor Calibre T600 offering 38 hours of power reserve.

