
Omega Speedmaster Moonwatch Professional
Best for The Moonwatch
Typically $7,400–$8,100
Check Price on Amazon Paid link
Zenith Chronomaster Sport
Best for Precision icon
Typically $11,500–$12,500
Check Price on Amazon Paid linkQuick comparison
| Feature | Omega Speedmaster Moonwatch Professional | Zenith Chronomaster Sport |
|---|---|---|
| Verdict | Buy | Buy |
| Typical price | $7,400–$8,100 | $11,500–$12,500 |
| Best for | The Moonwatch | Precision icon |
| Key feature | Manual-wind chronograph worn on the Moon, now Master Chronometer | El Primero 1/10th second chronograph |
| Case | 42 mm steel | 41 mm steel |
| Movement | Omega 3861 manual | El Primero 3600 |
| Water resistance | 50 m | 100 m |
| Power reserve | 50 hours | 60 hours |
| Where to buy | Check Price Paid link | Check Price Paid link |
Main differences
Case
Omega Speedmaster Moonwatch Professional: 42 mm steel; Zenith Chronomaster Sport: 41 mm steel.
Movement
Omega Speedmaster Moonwatch Professional: Omega 3861 manual; Zenith Chronomaster Sport: El Primero 3600.
Water resistance
Omega Speedmaster Moonwatch Professional: 50 m; Zenith Chronomaster Sport: 100 m.
Power reserve
Omega Speedmaster Moonwatch Professional: 50 hours; Zenith Chronomaster Sport: 60 hours.
Why buy it
Omega Speedmaster Moonwatch Professional: manual-wind chronograph worn on the Moon, now Master Chronometer; Zenith Chronomaster Sport: El Primero 1/10th second chronograph.
Made for
Omega Speedmaster Moonwatch Professional: the Moonwatch; Zenith Chronomaster Sport: precision icon.
Usual price
Omega Speedmaster Moonwatch Professional: $7,400–$8,100; Zenith Chronomaster Sport: $11,500–$12,500.
Which should you choose?
Choose the Omega Speedmaster Moonwatch Professional if you
- you want the most storied chronograph
- value iconic
Choose the Zenith Chronomaster Sport if you
- you want El Primero precision
- value superb movement
If neither feels right
Neither is the only answer. See every piece we would buy (and the ones we would skip) in our list of the best luxury chronographs.
Not sure about either? Consider these

A. Lange & Söhne · Luxury chronographs
A. Lange & Söhne Datograph Up/Down
Buy it if you want the finest chronograph.
- Verdict
- Buy
- Best for
- German masterpiece
- Typical price
- $110,000–$140,000
Pros
- Exceptional
Cons
- Extreme

Vacheron Constantin · Luxury chronographs
Vacheron Constantin Overseas Chronograph
Buy it if you want haute sport.
- Verdict
- Buy
- Best for
- Haute sport chrono
- Typical price
- $36,000–$42,000
Pros
- Superb
- Quick-change
Cons
- Pricey
Frequently asked questions
Omega Speedmaster Moonwatch Professional or Zenith Chronomaster Sport: which should I buy?
Buy the Omega Speedmaster Moonwatch Professional if you want the most storied chronograph. Buy the Zenith Chronomaster Sport instead if you want El Primero precision.
Is the price difference worth it?
The Omega Speedmaster Moonwatch Professional usually costs $7,400–$8,100 and the Zenith Chronomaster Sport $11,500–$12,500. Pay more only if the differences above matter to you.