Casio F-91W vs Hamilton Khaki Aviation Pilot Auto
Casio's timepiece meets Hamilton's pilot watch
Quick Verdict
The Casio F-91W (~$20) offers Casio Digital Quartz (Battery) precision at $1,105 less than the Hamilton Khaki Aviation Pilot Auto (~$1,125). The Khaki Aviation Pilot Auto counters with Swiss Made craftsmanship and 100m (10 ATM) water resistance. Both are exceptional watches for their respective price points.
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Specifications Compared
| Feature | Casio F-91W | Hamilton Khaki Aviation Pilot Auto |
|---|---|---|
| Price | ~$20 | ~$1,125 |
| Case Size | 35mm | 38mm |
| Movement | Quartz Module 593 | Automatic H-10 (ETA 2824-2 base) |
| Caliber Type | Casio Digital Quartz (Battery) | Hamilton/ETA Automatic |
| Power Reserve | 7-Year Battery | 80 Hours |
| Water Resistance | 30m (Splash Resistant) | 100m (10 ATM) |
| Crystal | Acrylic | Sapphire Crystal |
| Case Material | Resin | Stainless Steel |
| Origin | Casio (Japan) | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Casio's design language vs Hamilton's approach
Movement & Performance
Quartz Module 593 vs Automatic H-10 (ETA 2824-2 base)
Wearability & Fit
35mm vs 38mm — different wrist presence
Value & Cost of Ownership
Casio is $1,105 more affordable
Water Resistance
30m (Splash Resistant) vs 100m (10 ATM)
Our Verdict
Casio
F-91W
Choose the Casio F-91W if you prioritize Casio Digital Quartz (Battery) engineering, Casio (Japan) craftsmanship, and 30m (Splash Resistant) water resistance. At ~$20, it delivers Quartz Module 593 with 7-Year Battery power reserve.
Check Price on AmazonHamilton
Khaki Aviation Pilot Auto
Choose the Hamilton Khaki Aviation Pilot Auto if you value Hamilton/ETA Automatic technology, Swiss Made heritage, and 38mm proportions. At ~$1,125, the Automatic H-10 (ETA 2824-2 base) with 80 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Casio F-91W and Hamilton Khaki Aviation Pilot Auto represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Hamilton delivers Swiss Made engineering.