Bulova Classic Automatic 98A139 vs Bulova Lunar Pilot Chronograph
Bulova's timepiece meets Bulova's chronograph
Quick Verdict
The Bulova Classic Automatic 98A139 ($250–$500) offers Self-Winding Automatic precision in the tier below the Bulova Lunar Pilot Chronograph ($500–$1,000). The Classic Automatic 98A139 measures 45mm and is rated 30m (3 ATM). The Lunar Pilot Chronograph counters with Made in Japan (Citizen Group) craftsmanship and 50m (5 ATM) water resistance. Both are exceptional watches for their respective tiers.
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Specifications Compared
| Feature | Bulova Classic Automatic 98A139 | Bulova Lunar Pilot Chronograph |
|---|---|---|
| Price | $250–$500 | $500–$1,000 |
| Case Size | 45mm | 45mm |
| Movement | Automatic, 21 Jewels | High-Performance 262kHz Quartz |
| Caliber Type | Self-Winding Automatic | High-Performance Quartz |
| Power Reserve | — | N/A (Quartz) |
| Water Resistance | 30m (3 ATM) | 50m (5 ATM) |
| Crystal | Domed Crystal | Sapphire Crystal |
| Case Material | Black Ion-Plated Stainless Steel | Stainless Steel |
| Origin | Japanese Movement | Made in Japan (Citizen Group) |
Category-by-Category Analysis
Design & Aesthetics
Bulova's design language vs Bulova's approach
The Bulova Classic Automatic 98A139 features a Black Ion-Plated Stainless Steel case at 45mm with Domed Crystal protection. The Bulova Lunar Pilot Chronograph offers Stainless Steel construction at 45mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic, 21 Jewels vs High-Performance 262kHz Quartz
The Classic Automatic 98A139 runs the Automatic, 21 Jewels (Self-Winding Automatic, standard power reserve) at standard frequency. The Lunar Pilot Chronograph uses the High-Performance 262kHz Quartz (High-Performance Quartz, N/A (Quartz) reserve) at 262,144 Hz (High-Frequency Quartz). Power reserves are closely matched.
Wearability & Fit
45mm vs 45mm — different wrist presence
At 45mm, the Classic Automatic 98A139 is similarly sized compared to the Lunar Pilot Chronograph at 45mm. Water resistance differs: 30m (3 ATM) vs 50m (5 ATM).
Value & Cost of Ownership
Bulova sits in the lower tier
The Bulova Classic Automatic 98A139 sits at $250–$500 and the Bulova Lunar Pilot Chronograph at $500–$1,000. On the specs that outlast any price: the Classic Automatic 98A139 uses Domed Crystal with a standard reserve, against Sapphire Crystal and N/A (Quartz) on the Lunar Pilot Chronograph. Service intervals are typically 5-7 years for both.
Water Resistance
30m (3 ATM) vs 50m (5 ATM)
The Classic Automatic 98A139 is rated to 30m (3 ATM) while the Lunar Pilot Chronograph handles 50m (5 ATM). The Lunar Pilot Chronograph 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 AmazonBulova
Lunar Pilot Chronograph
Choose the Bulova Lunar Pilot Chronograph if you value High-Performance Quartz technology, Made in Japan (Citizen Group) heritage, and 45mm proportions. At $500–$1,000, the High-Performance 262kHz Quartz with N/A (Quartz) power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Bulova Classic Automatic 98A139 and Bulova Lunar Pilot Chronograph represent two distinct approaches to fine watchmaking — the Bulova bringing Japanese Movement tradition while Bulova delivers Made in Japan (Citizen Group) 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.