Casio Pro Trek PRW-B1000-1 vs Hamilton Khaki Field Mechanical 38mm
Casio's timepiece meets Hamilton's field watch
Quick Verdict
The Casio Pro Trek PRW-B1000-1 ($500–$1,000) and Hamilton Khaki Field Mechanical 38mm ($500–$1,000) are closely matched timepieces at similar price points. The Pro Trek PRW-B1000-1 emphasizes Tough Solar Quartz, Multi-Band 6 + Bluetooth engineering while the Khaki Field Mechanical 38mm focuses on Swiss Made craftsmanship.
Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.
Specifications Compared
| Feature | Casio Pro Trek PRW-B1000-1 | Hamilton Khaki Field Mechanical 38mm |
|---|---|---|
| Price | $500–$1,000 | $500–$1,000 |
| Case Size | 50.8 × 45.8 × 14.9mm | 38mm |
| Movement | Tough Solar (Solar Quartz), Radio-Controlled | Hand-Wound H-50 (ETA 2801-2 base) |
| Caliber Type | Tough Solar Quartz, Multi-Band 6 + Bluetooth | Hamilton/ETA Hand-Wound |
| Power Reserve | Tough Solar (Rechargeable) | 80 Hours |
| Water Resistance | 100m (10 ATM) | 50m (5 ATM) |
| Crystal | Sapphire with Anti-Reflective Coating | Sapphire Crystal |
| Case Material | Bio-Based Resin / Stainless Steel | Stainless Steel |
| Origin | Casio (Japan) | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Casio's design language vs Hamilton's approach
The Casio Pro Trek PRW-B1000-1 features a Bio-Based Resin / Stainless Steel case at 50.8 × 45.8 × 14.9mm with Sapphire with Anti-Reflective Coating protection. The Hamilton Khaki Field Mechanical 38mm offers Stainless Steel construction at 38mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Tough Solar (Solar Quartz), Radio-Controlled vs Hand-Wound H-50 (ETA 2801-2 base)
The Pro Trek PRW-B1000-1 runs the Tough Solar (Solar Quartz), Radio-Controlled (Tough Solar Quartz, Multi-Band 6 + Bluetooth, Tough Solar (Rechargeable) power reserve) at standard frequency. The Khaki Field Mechanical 38mm uses the Hand-Wound H-50 (ETA 2801-2 base) (Hamilton/ETA Hand-Wound, 80 Hours reserve) at 21,600 vph (3 Hz). The Khaki Field Mechanical 38mm offers a longer power reserve.
Wearability & Fit
50.8 × 45.8 × 14.9mm vs 38mm — different wrist presence
At 50.8 × 45.8 × 14.9mm, the Pro Trek PRW-B1000-1 has a bolder wrist presence compared to the Khaki Field Mechanical 38mm at 38mm. Water resistance differs: 100m (10 ATM) vs 50m (5 ATM).
Value & Cost of Ownership
Same tier — different value propositions
The Casio Pro Trek PRW-B1000-1 sits at $500–$1,000 and the Hamilton Khaki Field Mechanical 38mm at $500–$1,000. On the specs that outlast any price: the Pro Trek PRW-B1000-1 uses Sapphire with Anti-Reflective Coating with Tough Solar (Rechargeable), against Sapphire Crystal and 80 Hours on the Khaki Field Mechanical 38mm. Service intervals are typically 5-7 years for both.
Water Resistance
100m (10 ATM) vs 50m (5 ATM)
The Pro Trek PRW-B1000-1 is rated to 100m (10 ATM) while the Khaki Field Mechanical 38mm handles 50m (5 ATM). The Pro Trek PRW-B1000-1 is better suited for water activities.
Our Verdict
Casio
Pro Trek PRW-B1000-1
Choose the Casio Pro Trek PRW-B1000-1 if you prioritize Tough Solar Quartz, Multi-Band 6 + Bluetooth engineering, Casio (Japan) craftsmanship, and 100m (10 ATM) water resistance. At $500–$1,000, it delivers Tough Solar (Solar Quartz), Radio-Controlled with Tough Solar (Rechargeable) 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 $500–$1,000, 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 Pro Trek PRW-B1000-1 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.
Frequently Asked Questions
More Comparisons
Hamilton Khaki Field Mechanical vs Tissot Le Locle
Wind it yourself, or let it wind itself
Hamilton Khaki Field Mechanical vs Longines HydroConquest
A hand-wound field watch against a 300m Swiss diver
Tag Heuer Carrera Chronograph vs Casio Pro Trek PRW-B1000-1
Tag Heuer's chronograph meets Casio's timepiece
Explore These Watches
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.