Bulova Classic Automatic 98A139 vs Invicta Pro Diver Automatic
Bulova's timepiece 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 Bulova Classic Automatic 98A139 ($250–$500). The Pro Diver Automatic measures 40mm and is rated 200m (20 ATM). The Classic Automatic 98A139 justifies its premium with Japanese Movement heritage and Automatic, 21 Jewels. Both represent excellent choices in the luxury watch category.
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Specifications Compared
| Feature | Bulova Classic Automatic 98A139 | Invicta Pro Diver Automatic |
|---|---|---|
| Price | $250–$500 | $50–$100 |
| Case Size | 45mm | 40mm |
| Movement | Automatic, 21 Jewels | Automatic Seiko NH35 |
| Caliber Type | Self-Winding Automatic | Seiko NH35 Automatic (Hacking, Hand-Winding) |
| Power Reserve | — | 41 Hours |
| Water Resistance | 30m (3 ATM) | 200m (20 ATM) |
| Crystal | Domed Crystal | Mineral Glass |
| Case Material | Black Ion-Plated Stainless Steel | Stainless Steel |
| Origin | Japanese Movement | Japanese Movement (Seiko NH35) |
Category-by-Category Analysis
Design & Aesthetics
Bulova's design language vs Invicta's approach
The Bulova Classic Automatic 98A139 features a Black Ion-Plated Stainless Steel case at 45mm with Domed Crystal 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
Automatic, 21 Jewels vs Automatic Seiko NH35
The Classic Automatic 98A139 runs the Automatic, 21 Jewels (Self-Winding Automatic, standard power reserve) at standard 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 Pro Diver Automatic offers a longer power reserve.
Wearability & Fit
45mm vs 40mm — different wrist presence
At 45mm, the Classic Automatic 98A139 has a bolder wrist presence compared to the Pro Diver Automatic at 40mm. Water resistance differs: 30m (3 ATM) vs 200m (20 ATM).
Value & Cost of Ownership
Invicta sits in the lower tier
The Bulova Classic Automatic 98A139 sits at $250–$500 and the Invicta Pro Diver Automatic at $50–$100. On the specs that outlast any price: the Classic Automatic 98A139 uses Domed Crystal with a standard reserve, against Mineral Glass and 41 Hours on the Pro Diver Automatic. Service intervals are typically 5-7 years for both.
Water Resistance
30m (3 ATM) vs 200m (20 ATM)
The Classic Automatic 98A139 is rated to 30m (3 ATM) while the Pro Diver Automatic handles 200m (20 ATM). The Pro Diver Automatic offers superior water resistance.
Our Verdict
Bulova
Classic Automatic 98A139
Choose the Bulova Classic Automatic 98A139 if you prioritize Self-Winding Automatic engineering, Japanese Movement craftsmanship, and 30m (3 ATM) water resistance. At $250–$500, it delivers Automatic, 21 Jewels with solid 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 Bulova Classic Automatic 98A139 and Invicta Pro Diver Automatic represent two distinct approaches to fine watchmaking — the Bulova bringing Japanese Movement 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.