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Invicta Pro Diver Automatic vs Tudor Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet)
Two divers compared — $50–$100 vs $2,500–$5,000
Quick Verdict
The Invicta Pro Diver Automatic ($50–$100) offers Seiko NH35 Automatic (Hacking, Hand-Winding) precision in the tier below the Tudor Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) ($2,500–$5,000). The Pro Diver Automatic measures 40mm and is rated 200m (20 ATM). The Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) counters with Swiss Made craftsmanship and 200m (20 ATM) water resistance. Both are exceptional divers for their respective tiers.
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Tudor
Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet)
$2,500–$5,000
Specifications Compared
| Feature | Invicta Pro Diver Automatic | Tudor Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) |
|---|---|---|
| Price | $50–$100 | $2,500–$5,000 |
| Case Size | 40mm | 37mm, 11.2mm thick, 20mm lugs |
| Movement | Automatic Seiko NH35 | Tudor manufacture calibre MT5400, automatic, COSC chronometer, bidirectional rotor |
| Caliber Type | Seiko NH35 Automatic (Hacking, Hand-Winding) | Tudor manufacture MT5400, COSC |
| Power Reserve | 41 Hours | About 70 hours |
| Water Resistance | 200m (20 ATM) | 200m (20 ATM) |
| Crystal | Mineral Glass | Domed sapphire |
| Case Material | Stainless Steel | Stainless steel, polished and satin; 60-minute unidirectional steel bezel with aluminium insert devoid of minute graduations; screw-down crown |
| Origin | Japanese Movement (Seiko NH35) | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Invicta's design language vs Tudor's approach
The Invicta Pro Diver Automatic features a Stainless Steel case at 40mm with Mineral Glass protection. The Tudor Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) offers Stainless steel, polished and satin; 60-minute unidirectional steel bezel with aluminium insert devoid of minute graduations; screw-down crown construction at 37mm, 11.2mm thick, 20mm lugs with Domed sapphire. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic Seiko NH35 vs Tudor manufacture calibre MT5400, automatic, COSC chronometer, bidirectional rotor
The Pro Diver Automatic runs the Automatic Seiko NH35 (Seiko NH35 Automatic (Hacking, Hand-Winding), 41 Hours power reserve) at 21,600 vph (3 Hz) frequency. The Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) uses the Tudor manufacture calibre MT5400, automatic, COSC chronometer, bidirectional rotor (Tudor manufacture MT5400, COSC, About 70 hours reserve) at standard. The Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) offers a longer power reserve.
Wearability & Fit
40mm vs 37mm, 11.2mm thick, 20mm lugs — different wrist presence
At 40mm, the Pro Diver Automatic has a bolder wrist presence compared to the Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) at 37mm, 11.2mm thick, 20mm lugs. Water resistance differs: 200m (20 ATM) vs 200m (20 ATM).
Value & Cost of Ownership
Invicta sits in the lower tier
The Invicta Pro Diver Automatic sits at $50–$100 and the Tudor Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) at $2,500–$5,000. On the specs that outlast any price: the Pro Diver Automatic uses Mineral Glass with 41 Hours, against Domed sapphire and About 70 hours on the Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet). Service intervals are typically 5-7 years for both.
Water Resistance
200m (20 ATM) vs 200m (20 ATM)
The Pro Diver Automatic is rated to 200m (20 ATM) while the Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) handles 200m (20 ATM). Both offer identical water resistance ratings.
Our Verdict
Invicta
Pro Diver Automatic
Choose the Invicta Pro Diver Automatic if you prioritize Seiko NH35 Automatic (Hacking, Hand-Winding) engineering, Japanese Movement (Seiko NH35) craftsmanship, and 200m (20 ATM) water resistance. At $50–$100, it delivers Automatic Seiko NH35 with 41 Hours power reserve.
Check Price on AmazonTudor
Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet)
Choose the Tudor Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) if you value Tudor manufacture MT5400, COSC technology, Swiss Made heritage, and 37mm, 11.2mm thick, 20mm lugs proportions. At $2,500–$5,000, the Tudor manufacture calibre MT5400, automatic, COSC chronometer, bidirectional rotor with About 70 hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Invicta Pro Diver Automatic and Tudor Black Bay 54 37mm M79000N-0001 (steel, black bezel and dial, steel bracelet) represent two distinct approaches to the diver category — the Invicta bringing Japanese Movement (Seiko NH35) tradition while Tudor delivers Swiss Made 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.