Omega Speedmaster Professional vs Invicta Pro Diver Automatic
Omega's chronograph meets Invicta's diver
Quick Verdict
The Invicta Pro Diver Automatic ($50–$100) delivers Seiko NH35 Automatic (Hacking, Hand-Winding) technology in the tier below the Omega Speedmaster Professional ($5,000–$10,000). The Pro Diver Automatic measures 40mm and is rated 200m (20 ATM). The Speedmaster Professional justifies its premium with Swiss Made heritage and Manual-Winding Caliber 3861. Both represent excellent choices in the luxury watch category.
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Specifications Compared
| Feature | Omega Speedmaster Professional | Invicta Pro Diver Automatic |
|---|---|---|
| Price | $5,000–$10,000 | $50–$100 |
| Case Size | 42mm | 40mm |
| Movement | Manual-Winding Caliber 3861 | Automatic Seiko NH35 |
| Caliber Type | In-House Manual-Winding Manufacture (Co-Axial) | Seiko NH35 Automatic (Hacking, Hand-Winding) |
| Power Reserve | 50 Hours | 41 Hours |
| Water Resistance | 50m (5 ATM) | 200m (20 ATM) |
| Crystal | Hesalite or Sapphire | Mineral Glass |
| Case Material | Stainless Steel | Stainless Steel |
| Origin | Swiss Made | Japanese Movement (Seiko NH35) |
Category-by-Category Analysis
Design & Aesthetics
Omega's design language vs Invicta's approach
The Omega Speedmaster Professional features a Stainless Steel case at 42mm with Hesalite or Sapphire protection. The Invicta Pro Diver Automatic offers Stainless Steel construction at 40mm with Mineral Glass. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Manual-Winding Caliber 3861 vs Automatic Seiko NH35
The Speedmaster Professional runs the Manual-Winding Caliber 3861 (In-House Manual-Winding Manufacture (Co-Axial), 50 Hours power reserve) at 21,600 vph (3 Hz) frequency. The Pro Diver Automatic uses the Automatic Seiko NH35 (Seiko NH35 Automatic (Hacking, Hand-Winding), 41 Hours reserve) at 21,600 vph (3 Hz). The Speedmaster Professional edges ahead on power reserve.
Wearability & Fit
42mm vs 40mm — different wrist presence
At 42mm, the Speedmaster Professional has a bolder wrist presence compared to the Pro Diver Automatic at 40mm. Water resistance differs: 50m (5 ATM) vs 200m (20 ATM).
Value & Cost of Ownership
Invicta sits in the lower tier
The Omega Speedmaster Professional sits at $5,000–$10,000 and the Invicta Pro Diver Automatic at $50–$100. On the specs that outlast any price: the Speedmaster Professional uses Hesalite or Sapphire with 50 Hours, against Mineral Glass and 41 Hours on the Pro Diver Automatic. Service intervals are typically 5-7 years for both.
Water Resistance
50m (5 ATM) vs 200m (20 ATM)
The Speedmaster Professional is rated to 50m (5 ATM) while the Pro Diver Automatic handles 200m (20 ATM). The Pro Diver Automatic offers superior water resistance.
Our Verdict
Omega
Speedmaster Professional
Choose the Omega Speedmaster Professional if you prioritize In-House Manual-Winding Manufacture (Co-Axial) engineering, Swiss Made craftsmanship, and 50m (5 ATM) water resistance. At $5,000–$10,000, it delivers Manual-Winding Caliber 3861 with 50 Hours power reserve.
Check Price on AmazonInvicta
Pro Diver Automatic
Choose the Invicta Pro Diver Automatic if you value Seiko NH35 Automatic (Hacking, Hand-Winding) technology, Japanese Movement (Seiko NH35) heritage, and 40mm proportions. At $50–$100, the Automatic Seiko NH35 with 41 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Omega Speedmaster Professional and Invicta Pro Diver Automatic represent two distinct approaches to fine watchmaking — the Omega bringing Swiss Made tradition while Invicta delivers Japanese Movement (Seiko NH35) engineering.
Frequently Asked Questions
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How This Page Was Made
Our comparisons are generated from a hand-maintained specification database and reviewed under our editorial standards. We use AI tools to assemble pages from that data. We don’t invent specs: every number traces back to the database, and when we correct an entry, the fix is applied site-wide. As an Amazon Associate, The Horologist earns from qualifying purchases.