Bulova Classic Automatic 98A139 vs Citizen Tsuyosa Automatic (Green Dial)
Two timepieces compared — $250–$500 vs $250–$500
Quick Verdict
The Bulova Classic Automatic 98A139 ($250–$500) and Citizen Tsuyosa Automatic (Green Dial) ($250–$500) are closely matched timepieces at similar price points. The Classic Automatic 98A139 emphasizes Self-Winding Automatic engineering while the Tsuyosa Automatic (Green Dial) focuses on Made in Japan craftsmanship.
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Specifications Compared
| Feature | Bulova Classic Automatic 98A139 | Citizen Tsuyosa Automatic (Green Dial) |
|---|---|---|
| Price | $250–$500 | $250–$500 |
| Case Size | 45mm | 40mm |
| Movement | Automatic, 21 Jewels | Automatic Caliber 8210 |
| Caliber Type | Self-Winding Automatic | Citizen/Miyota In-House Automatic |
| Power Reserve | — | 40 Hours |
| Water Resistance | 30m (3 ATM) | 50m (5 ATM) |
| Crystal | Domed Crystal | Sapphire Crystal with Cyclops |
| Case Material | Black Ion-Plated Stainless Steel | Stainless Steel |
| Origin | Japanese Movement | Made in Japan |
Category-by-Category Analysis
Design & Aesthetics
Bulova's design language vs Citizen's approach
The Bulova Classic Automatic 98A139 features a Black Ion-Plated Stainless Steel case at 45mm with Domed Crystal protection. The Citizen Tsuyosa Automatic (Green Dial) offers Stainless Steel construction at 40mm with Sapphire Crystal with Cyclops. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic, 21 Jewels vs Automatic Caliber 8210
The Classic Automatic 98A139 runs the Automatic, 21 Jewels (Self-Winding Automatic, standard power reserve) at standard frequency. The Tsuyosa Automatic (Green Dial) uses the Automatic Caliber 8210 (Citizen/Miyota In-House Automatic, 40 Hours reserve) at 21,600 vph (3 Hz). The Tsuyosa Automatic (Green Dial) 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 Tsuyosa Automatic (Green Dial) at 40mm. Water resistance differs: 30m (3 ATM) vs 50m (5 ATM).
Value & Cost of Ownership
Same tier — different value propositions
The Bulova Classic Automatic 98A139 sits at $250–$500 and the Citizen Tsuyosa Automatic (Green Dial) at $250–$500. On the specs that outlast any price: the Classic Automatic 98A139 uses Domed Crystal with a standard reserve, against Sapphire Crystal with Cyclops and 40 Hours on the Tsuyosa Automatic (Green Dial). 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 Tsuyosa Automatic (Green Dial) handles 50m (5 ATM). The Tsuyosa Automatic (Green Dial) 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 AmazonCitizen
Tsuyosa Automatic (Green Dial)
Choose the Citizen Tsuyosa Automatic (Green Dial) if you value Citizen/Miyota In-House Automatic technology, Made in Japan heritage, and 40mm proportions. At $250–$500, the Automatic Caliber 8210 with 40 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Bulova Classic Automatic 98A139 and Citizen Tsuyosa Automatic (Green Dial) represent two distinct approaches to the timepiece category — the Bulova bringing Japanese Movement tradition while Citizen delivers Made in Japan 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.