Omega Seamaster Aqua Terra 150M
Ref. 220.10.41.21.03.004
Omega Speedmaster '57
Ref. 332.10.41.51.01.001
Omega Seamaster Aqua Terra 150M vs Omega Speedmaster '57
Ref. 220.10.41.21.03.004 vs Ref. 332.10.41.51.01.001
The Omega Seamaster Aqua Terra 150M and Omega Speedmaster '57 both carry the Omega name but serve different purposes — the Omega Seamaster Aqua Terra 150M as a dive watch and the Omega Speedmaster '57 as a chronograph. At $5,700 and $9,500 respectively, the question isn't which is better — it's which better fits your collection and investment goals.
Price Comparison
Omega
Seamaster Aqua Terra 150M
Omega
Speedmaster '57
At retail, the Omega Seamaster Aqua Terra 150M is listed at $5,700 while the Omega Speedmaster '57 comes in at $9,500. At $3,800 less (67% savings), the Omega Seamaster Aqua Terra 150M offers a substantially lower entry point. On the secondary market, the gap narrows: the Omega Seamaster Aqua Terra 150M trades around $4,200 and the Omega Speedmaster '57 around $6,200, a difference of $2,000 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 '57 shows a more modest market premium of -34.7%, 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 '57 |
|---|---|---|
| Case Diameter | 41mm | 40.5mm |
| Case Thickness | 13.2mm | 12.99mm |
| Case Material | Stainless steel | Stainless steel |
| Bezel | Stainless steel bezel | Stainless steel bezel 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 9906 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 55 hours | 60 hours |
| Bracelet/Strap | Stainless steel bracelet | Stainless steel bracelet |
| Clasp | Folding clasp | Adjustable clasp |
| Lug Width | 20mm | 21mm |
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 Speedmaster '57 offers longer power reserve at 60 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 $102 versus $153 for the Omega Speedmaster '57. 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, better value retention, serious diving capabilities. Go with the Omega Speedmaster '57 if you prioritize timing functionality.
Frequently Asked Questions
Which is more affordable, the Omega Seamaster Aqua Terra 150M or the Omega Speedmaster '57?
The Omega Seamaster Aqua Terra 150M is more accessible, priced at $5,700 compared to $9,500.
Which holds its value better on the secondary market?
The Omega Seamaster Aqua Terra 150M currently trades at 26.3% below retail, indicating moderate value retention on the pre-owned market.
How do the Omega Seamaster Aqua Terra 150M and Omega Speedmaster '57 compare in size?
The Omega Seamaster Aqua Terra 150M measures 41mm in diameter and 13.2mm thick, while the Omega Speedmaster '57 is 40.5mm by 12.99mm. 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 '57 runs on the Omega Co-Axial Master Chronometer calibre 9906 offering 60 hours of power reserve.
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