Bulova Classic Automatic 98A139 vs Rado True Square Automatic
Two timepieces compared — $250–$500 vs $1,500–$2,500
Quick Verdict
The Bulova Classic Automatic 98A139 ($250–$500) offers Self-Winding Automatic precision in the tier below the Rado True Square Automatic ($1,500–$2,500). The Classic Automatic 98A139 measures 45mm and is rated 30m (3 ATM). The True Square Automatic counters with Swiss Made craftsmanship and 50m (5 ATM) water resistance. Both are exceptional timepieces for their respective tiers.
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Specifications Compared
| Feature | Bulova Classic Automatic 98A139 | Rado True Square Automatic |
|---|---|---|
| Price | $250–$500 | $1,500–$2,500 |
| Case Size | 45mm | 38mm (Square) |
| Movement | Automatic, 21 Jewels | Automatic ETA C07.611 |
| Caliber Type | Self-Winding Automatic | Powermatic 80 (ETA-Based) |
| Power Reserve | — | 80 Hours |
| Water Resistance | 30m (3 ATM) | 50m (5 ATM) |
| Crystal | Domed Crystal | Sapphire (Anti-Reflective) |
| Case Material | Black Ion-Plated Stainless Steel | Monobloc High-Tech Ceramic |
| Origin | Japanese Movement | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Bulova's design language vs Rado's approach
The Bulova Classic Automatic 98A139 features a Black Ion-Plated Stainless Steel case at 45mm with Domed Crystal protection. The Rado True Square Automatic offers Monobloc High-Tech Ceramic construction at 38mm (Square) with Sapphire (Anti-Reflective). Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic, 21 Jewels vs Automatic ETA C07.611
The Classic Automatic 98A139 runs the Automatic, 21 Jewels (Self-Winding Automatic, standard power reserve) at standard frequency. The True Square Automatic uses the Automatic ETA C07.611 (Powermatic 80 (ETA-Based), 80 Hours reserve) at 21,600 vph (3 Hz). The True Square Automatic offers a longer power reserve.
Wearability & Fit
45mm vs 38mm (Square) — different wrist presence
At 45mm, the Classic Automatic 98A139 has a bolder wrist presence compared to the True Square Automatic at 38mm (Square). 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 Rado True Square Automatic at $1,500–$2,500. On the specs that outlast any price: the Classic Automatic 98A139 uses Domed Crystal with a standard reserve, against Sapphire (Anti-Reflective) and 80 Hours on the True Square Automatic. 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 True Square Automatic handles 50m (5 ATM). The True Square 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 AmazonRado
True Square Automatic
Choose the Rado True Square Automatic if you value Powermatic 80 (ETA-Based) technology, Swiss Made heritage, and 38mm (Square) proportions. At $1,500–$2,500, the Automatic ETA C07.611 with 80 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Bulova Classic Automatic 98A139 and Rado True Square Automatic represent two distinct approaches to the timepiece category — the Bulova bringing Japanese Movement tradition while Rado 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.