Omega Seamaster Aqua Terra 150M
Ref. 220.10.41.21.01.001
Omega Speedmaster Moonwatch Professional
Ref. 310.60.42.50.01.001
Omega Seamaster Aqua Terra 150M vs Omega Speedmaster Moonwatch Professional
Ref. 220.10.41.21.01.001 vs Ref. 310.60.42.50.01.001
Comparing the Omega Seamaster Aqua Terra 150M to the Omega Speedmaster Moonwatch Professional means weighing a significant price difference — is the premium justified? At $5,700 versus $34,600, 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 Aqua Terra 150M
Omega
Speedmaster Moonwatch Professional
At retail, the Omega Seamaster Aqua Terra 150M is listed at $5,700 while the Omega Speedmaster Moonwatch Professional comes in at $34,600. The Omega Seamaster Aqua Terra 150M comes in at $28,900 less — more than half the price difference — making it a significantly more accessible option. On the secondary market, the gap narrows: the Omega Seamaster Aqua Terra 150M trades around $4,200 and the Omega Speedmaster Moonwatch Professional around $29,410, a difference of $25,210 favoring the Omega Seamaster Aqua Terra 150M. Available at 26% below retail and trending downward, this represents a buying opportunity for those comfortable with the current market position. The Omega Speedmaster Moonwatch Professional commands an even stronger market premium of -15.0%, 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 | Omega Speedmaster Moonwatch Professional |
|---|---|---|
| Case Diameter | 41mm | 42mm |
| Case Thickness | 13.2mm | 13.18mm |
| Case Material | Stainless steel | 18K Sedna gold |
| Bezel | Stainless steel bezel | Sedna gold bezel ring with tachymetre scale |
| Crystal | Domed sapphire crystal with anti-reflective treatment | Sapphire crystal front and caseback |
| Water Resistance | 150m / 500ft | 50m / 167ft |
| Movement | Omega Co-Axial Master Chronometer calibre 8900 | Omega Co-Axial Master Chronometer calibre 3861 |
| Movement Type | Automatic | Manual-winding |
| Power Reserve | 55 hours | 50 hours |
| Bracelet/Strap | Stainless steel bracelet | 18K Sedna gold bracelet |
| Clasp | Folding clasp | Adjustable clasp |
| Lug Width | 20mm | 20mm |
Key specification differences stand out between these two: The Omega Seamaster Aqua Terra 150M leads in water resistance (150m / 500ft vs. 50m / 167ft), and the Omega Seamaster Aqua Terra 150M offers longer power reserve at 55 hours, and the Omega Seamaster Aqua Terra 150M uses Stainless steel while the Omega Speedmaster Moonwatch Professional opts for 18K Sedna 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 Aqua Terra 150M costs $102 versus $700 for the Omega Speedmaster Moonwatch Professional. For water resistance, the Omega Seamaster Aqua Terra 150M delivers better value per meter of depth rating. The Omega Seamaster Aqua Terra 150M offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Omega Seamaster Aqua Terra 150M if you value a lower entry price, serious diving capabilities. Go with the Omega Speedmaster Moonwatch Professional if you prioritize better value retention, timing functionality.
Frequently Asked Questions
Which is more affordable, the Omega Seamaster Aqua Terra 150M or the Omega Speedmaster Moonwatch Professional?
The Omega Seamaster Aqua Terra 150M is more accessible, priced at $5,700 compared to $34,600.
Which holds its value better on the secondary market?
The Omega Speedmaster Moonwatch Professional currently trades at 15.0% below retail, indicating moderate value retention on the pre-owned market.
How do the Omega Seamaster Aqua Terra 150M and Omega Speedmaster Moonwatch Professional compare in size?
The Omega Seamaster Aqua Terra 150M measures 41mm in diameter and 13.2mm thick, while the Omega Speedmaster Moonwatch Professional is 42mm by 13.18mm. Water resistance differs too: 150m / 500ft versus 50m / 167ft.
What movements do these watches use?
The Omega Seamaster Aqua Terra 150M uses the Omega Co-Axial Master Chronometer calibre 8900 with 55 hours power reserve, while the Omega Speedmaster Moonwatch Professional runs on the Omega Co-Axial Master Chronometer calibre 3861 offering 50 hours of power reserve.
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