Head-to-Head Comparison

Casio Pro Trek PRW3500T-7 vs Citizen Eco-Drive Weekender Avion Field

Casio's diver meets Citizen's field watch

Quick Verdict

The Casio Pro Trek PRW3500T-7 ($250–$500) and Citizen Eco-Drive Weekender Avion Field ($250–$500) are closely matched timepieces at similar price points. The Pro Trek PRW3500T-7 emphasizes Tough Solar Quartz, Multi-Band 6 engineering while the Eco-Drive Weekender Avion Field focuses on Japanese Movement craftsmanship.

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Casio Pro Trek PRW3500T-7

Casio

Pro Trek PRW3500T-7

$250–$500

Citizen Eco-Drive Weekender Avion Field

Citizen

Eco-Drive Weekender Avion Field

$250–$500

Specifications Compared

FeatureCasio Pro Trek PRW3500T-7Citizen Eco-Drive Weekender Avion Field
Price$250–$500$250–$500
Case Size56.9 × 53.4 × 14.8mm43mm
MovementTough Solar (Solar Quartz), Radio-ControlledEco-Drive Solar
Caliber TypeTough Solar Quartz, Multi-Band 6Citizen Eco-Drive Solar Quartz
Power ReserveTough Solar (Rechargeable)
Water Resistance200m (20 ATM)100m (10 ATM)
CrystalMineral GlassSpherical Mineral Crystal
Case MaterialResin / Stainless Steel, Titanium BraceletBlack Ion-Plated Stainless Steel
OriginCasio (Japan)Japanese Movement

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

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 Avion Field offers Black Ion-Plated Stainless Steel construction at 43mm with Spherical Mineral Crystal. Both represent their brand's distinct design philosophy and heritage.

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Movement & Performance

Edge: Draw

Tough Solar (Solar Quartz), Radio-Controlled vs Eco-Drive Solar

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 Avion Field uses the Eco-Drive Solar (Citizen Eco-Drive Solar Quartz, standard reserve) at standard. Power reserves are closely matched.

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Wearability & Fit

Edge: Citizen

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 Avion Field at 43mm. Water resistance differs: 200m (20 ATM) vs 100m (10 ATM).

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Value & Cost of Ownership

Edge: Draw

Same tier — different value propositions

The Casio Pro Trek PRW3500T-7 sits at $250–$500 and the Citizen Eco-Drive Weekender Avion Field at $250–$500. On the specs that outlast any price: the Pro Trek PRW3500T-7 uses Mineral Glass with Tough Solar (Rechargeable), against Spherical Mineral Crystal and a standard reserve on the Eco-Drive Weekender Avion Field. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Casio

200m (20 ATM) vs 100m (10 ATM)

The Pro Trek PRW3500T-7 is rated to 200m (20 ATM) while the Eco-Drive Weekender Avion Field 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.

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Citizen

Eco-Drive Weekender Avion Field

Choose the Citizen Eco-Drive Weekender Avion Field if you value Citizen Eco-Drive Solar Quartz technology, Japanese Movement heritage, and 43mm proportions. At $250–$500, the Eco-Drive Solar with ample power reserve makes it a compelling choice.

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The Bottom Line

The Casio Pro Trek PRW3500T-7 and Citizen Eco-Drive Weekender Avion Field represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Citizen delivers Japanese Movement engineering.

Frequently Asked Questions

Neither is objectively better — they serve different preferences. The Casio Pro Trek PRW3500T-7 ($250–$500) offers Tough Solar (Solar Quartz), Radio-Controlled with Tough Solar (Rechargeable) power reserve, while the Citizen Eco-Drive Weekender Avion Field ($250–$500) features Eco-Drive Solar with 100m (10 ATM) water resistance. Choose based on your priorities: Casio (Japan) craftsmanship vs Japanese Movement engineering.
Both are priced similarly, making this a question of preference rather than value. The Pro Trek PRW3500T-7 emphasizes Tough Solar Quartz, Multi-Band 6 technology while the Eco-Drive Weekender Avion Field prioritizes Citizen Eco-Drive Solar Quartz precision.
Both are suitable for daily wear. The Pro Trek PRW3500T-7 at 56.9 × 53.4 × 14.8mm with 200m (20 ATM) water resistance handles everyday situations. The Eco-Drive Weekender Avion Field at 43mm with 100m (10 ATM) is similarly capable. The Pro Trek PRW3500T-7 uses Mineral Glass while the Eco-Drive Weekender Avion Field uses Spherical Mineral Crystal.

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.