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Casio Pro Trek PRW3500T-7 vs Citizen Eco-Drive Weekender Chronograph
Casio's diver meets Citizen's chronograph
Quick Verdict
The Citizen Eco-Drive Weekender Chronograph ($150–$250) delivers Citizen Eco-Drive Solar Quartz technology in the tier below the Casio Pro Trek PRW3500T-7 ($250–$500). The Eco-Drive Weekender Chronograph measures 43mm and is rated 100m (10 ATM). The Pro Trek PRW3500T-7 justifies its premium with Casio (Japan) heritage and Tough Solar (Solar Quartz), Radio-Controlled. Both represent excellent choices in the luxury watch category.
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Specifications Compared
| Feature | Casio Pro Trek PRW3500T-7 | Citizen Eco-Drive Weekender Chronograph |
|---|---|---|
| Price | $250–$500 | $150–$250 |
| Case Size | 56.9 × 53.4 × 14.8mm | 43mm |
| Movement | Tough Solar (Solar Quartz), Radio-Controlled | Eco-Drive Caliber H500 |
| Caliber Type | Tough Solar Quartz, Multi-Band 6 | Citizen Eco-Drive Solar Quartz |
| Power Reserve | Tough Solar (Rechargeable) | — |
| Water Resistance | 200m (20 ATM) | 100m (10 ATM) |
| Crystal | Mineral Glass | Mineral Crystal |
| Case Material | Resin / Stainless Steel, Titanium Bracelet | Stainless Steel |
| Origin | Casio (Japan) | Japanese Movement |
Category-by-Category Analysis
Design & Aesthetics
Casio's design language vs Citizen's approach
The Casio Pro Trek PRW3500T-7 features a Resin / Stainless Steel, Titanium Bracelet case at 56.9 × 53.4 × 14.8mm with Mineral Glass protection. The Citizen Eco-Drive Weekender Chronograph offers Stainless Steel construction at 43mm with Mineral Crystal. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Tough Solar (Solar Quartz), Radio-Controlled vs Eco-Drive Caliber H500
The Pro Trek PRW3500T-7 runs the Tough Solar (Solar Quartz), Radio-Controlled (Tough Solar Quartz, Multi-Band 6, Tough Solar (Rechargeable) power reserve) at standard frequency. The Eco-Drive Weekender Chronograph uses the Eco-Drive Caliber H500 (Citizen Eco-Drive Solar Quartz, standard reserve) at standard. Power reserves are closely matched.
Wearability & Fit
56.9 × 53.4 × 14.8mm vs 43mm — different wrist presence
At 56.9 × 53.4 × 14.8mm, the Pro Trek PRW3500T-7 has a bolder wrist presence compared to the Eco-Drive Weekender Chronograph at 43mm. Water resistance differs: 200m (20 ATM) vs 100m (10 ATM).
Value & Cost of Ownership
Citizen sits in the lower tier
The Casio Pro Trek PRW3500T-7 sits at $250–$500 and the Citizen Eco-Drive Weekender Chronograph at $150–$250. On the specs that outlast any price: the Pro Trek PRW3500T-7 uses Mineral Glass with Tough Solar (Rechargeable), against Mineral Crystal and a standard reserve on the Eco-Drive Weekender Chronograph. Service intervals are typically 5-7 years for both.
Water Resistance
200m (20 ATM) vs 100m (10 ATM)
The Pro Trek PRW3500T-7 is rated to 200m (20 ATM) while the Eco-Drive Weekender Chronograph handles 100m (10 ATM). The Pro Trek PRW3500T-7 is better suited for water activities.
Our Verdict
Casio
Pro Trek PRW3500T-7
Choose the Casio Pro Trek PRW3500T-7 if you prioritize Tough Solar Quartz, Multi-Band 6 engineering, Casio (Japan) craftsmanship, and 200m (20 ATM) water resistance. At $250–$500, it delivers Tough Solar (Solar Quartz), Radio-Controlled with Tough Solar (Rechargeable) power reserve.
Check Price on AmazonCitizen
Eco-Drive Weekender Chronograph
Choose the Citizen Eco-Drive Weekender Chronograph if you value Citizen Eco-Drive Solar Quartz technology, Japanese Movement heritage, and 43mm proportions. At $150–$250, the Eco-Drive Caliber H500 with ample power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Casio Pro Trek PRW3500T-7 and Citizen Eco-Drive Weekender Chronograph represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Citizen delivers Japanese Movement engineering.
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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.