Casio F-91W vs Hamilton Khaki Field Mechanical 38mm
Casio's timepiece meets Hamilton's field watch
Quick Verdict
The Casio F-91W (~$20) offers Casio Digital Quartz (Battery) precision at $725 less than the Hamilton Khaki Field Mechanical 38mm (~$745). The Khaki Field Mechanical 38mm counters with Swiss Made craftsmanship and 50m (5 ATM) water resistance. Both are exceptional watches for their respective price points.
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Specifications Compared
| Feature | Casio F-91W | Hamilton Khaki Field Mechanical 38mm |
|---|---|---|
| Price | ~$20 | ~$745 |
| Case Size | 35mm | 38mm |
| Movement | Quartz Module 593 | Hand-Wound H-50 (ETA 2801-2 base) |
| Caliber Type | Casio Digital Quartz (Battery) | Hamilton/ETA Hand-Wound |
| Power Reserve | 7-Year Battery | 80 Hours |
| Water Resistance | 30m (Splash Resistant) | 50m (5 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 Hand-Wound H-50 (ETA 2801-2 base)
Wearability & Fit
35mm vs 38mm — different wrist presence
Value & Cost of Ownership
Casio is $725 more affordable
Water Resistance
30m (Splash Resistant) vs 50m (5 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 Field Mechanical 38mm
Choose the Hamilton Khaki Field Mechanical 38mm if you value Hamilton/ETA Hand-Wound technology, Swiss Made heritage, and 38mm proportions. At ~$745, the Hand-Wound H-50 (ETA 2801-2 base) with 80 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Casio F-91W and Hamilton Khaki Field Mechanical 38mm represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Hamilton delivers Swiss Made engineering.