Casio Vintage A168WA vs Seiko Presage SSA425 Open Heart
Casio's chronograph meets Seiko's timepiece
Quick Verdict
The Casio Vintage A168WA (Under $50) offers Casio Quartz (Battery) precision in the tier below the Seiko Presage SSA425 Open Heart ($250–$500). The Vintage A168WA measures 36.3mm and is rated 30m (3 ATM). The Presage SSA425 Open Heart counters with Made in Japan craftsmanship and 50m (5 ATM) water resistance. Both are exceptional watches for their respective tiers.
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Specifications Compared
| Feature | Casio Vintage A168WA | Seiko Presage SSA425 Open Heart |
|---|---|---|
| Price | Under $50 | $250–$500 |
| Case Size | 36.3mm | 40.5mm |
| Movement | Quartz Module 3298 | Automatic Caliber 4R38 |
| Caliber Type | Casio Quartz (Battery) | Seiko In-House Automatic |
| Power Reserve | — | 41 Hours |
| Water Resistance | 30m (3 ATM) | 50m (5 ATM) |
| Crystal | Mineral Glass | Hardlex Crystal |
| Case Material | Stainless Steel & Resin | Stainless Steel |
| Origin | Made in Japan | Made in Japan |
Category-by-Category Analysis
Design & Aesthetics
Casio's design language vs Seiko's approach
The Casio Vintage A168WA features a Stainless Steel & Resin case at 36.3mm with Mineral Glass protection. The Seiko Presage SSA425 Open Heart offers Stainless Steel construction at 40.5mm with Hardlex Crystal. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Quartz Module 3298 vs Automatic Caliber 4R38
The Vintage A168WA runs the Quartz Module 3298 (Casio Quartz (Battery), standard power reserve) at standard frequency. The Presage SSA425 Open Heart uses the Automatic Caliber 4R38 (Seiko In-House Automatic, 41 Hours reserve) at 21,600 vph (3 Hz). The Presage SSA425 Open Heart offers a longer power reserve.
Wearability & Fit
36.3mm vs 40.5mm — different wrist presence
At 36.3mm, the Vintage A168WA wears more compactly on smaller wrists compared to the Presage SSA425 Open Heart at 40.5mm. Water resistance differs: 30m (3 ATM) vs 50m (5 ATM).
Value & Cost of Ownership
Casio sits in the lower tier
The Casio Vintage A168WA sits at Under $50 and the Seiko Presage SSA425 Open Heart at $250–$500. On the specs that outlast any price: the Vintage A168WA uses Mineral Glass with a standard reserve, against Hardlex Crystal and 41 Hours on the Presage SSA425 Open Heart. Service intervals are typically 5-7 years for both.
Water Resistance
30m (3 ATM) vs 50m (5 ATM)
The Vintage A168WA is rated to 30m (3 ATM) while the Presage SSA425 Open Heart handles 50m (5 ATM). The Presage SSA425 Open Heart offers superior water resistance.
Our Verdict
Casio
Vintage A168WA
Choose the Casio Vintage A168WA if you prioritize Casio Quartz (Battery) engineering, Made in Japan craftsmanship, and 30m (3 ATM) water resistance. At Under $50, it delivers Quartz Module 3298 with solid power reserve.
Check Price on AmazonSeiko
Presage SSA425 Open Heart
Choose the Seiko Presage SSA425 Open Heart if you value Seiko In-House Automatic technology, Made in Japan heritage, and 40.5mm proportions. At $250–$500, the Automatic Caliber 4R38 with 41 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Casio Vintage A168WA and Seiko Presage SSA425 Open Heart represent two distinct approaches to fine watchmaking — the Casio bringing Made in Japan tradition while Seiko 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.