Head-to-Head Comparison

Casio Pro Trek PRW3500T-7 vs Frederique Constant Classic Quartz Moonphase

Casio's diver meets Frederique Constant's dress watch

Quick Verdict

The Casio Pro Trek PRW3500T-7 ($250–$500) offers Tough Solar Quartz, Multi-Band 6 precision in the tier below the Frederique Constant Classic Quartz Moonphase ($1,000–$1,500). The Pro Trek PRW3500T-7 measures 56.9 × 53.4 × 14.8mm and is rated 200m (20 ATM). The Classic Quartz Moonphase counters with Swiss Made craftsmanship and 50m (5 ATM) water resistance. Both are exceptional watches for their respective tiers.

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Casio Pro Trek PRW3500T-7

Casio

Pro Trek PRW3500T-7

$250–$500

Frederique Constant Classic Quartz Moonphase

Frederique Constant

Classic Quartz Moonphase

$1,000–$1,500

Specifications Compared

FeatureCasio Pro Trek PRW3500T-7Frederique Constant Classic Quartz Moonphase
Price$250–$500$1,000–$1,500
Case Size56.9 × 53.4 × 14.8mm40mm
MovementTough Solar (Solar Quartz), Radio-ControlledQuartz FC-206
Caliber TypeTough Solar Quartz, Multi-Band 6Swiss Quartz
Power ReserveTough Solar (Rechargeable)Battery
Water Resistance200m (20 ATM)50m (5 ATM)
CrystalMineral GlassAnti-Reflective Sapphire Crystal
Case MaterialResin / Stainless Steel, Titanium BraceletStainless Steel
OriginCasio (Japan)Swiss Made

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Casio's design language vs Frederique Constant'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 Frederique Constant Classic Quartz Moonphase offers Stainless Steel construction at 40mm with Anti-Reflective Sapphire 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 Quartz FC-206

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 Classic Quartz Moonphase uses the Quartz FC-206 (Swiss Quartz, Battery reserve) at standard. Power reserves are closely matched.

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Wearability & Fit

Edge: Frederique Constant

56.9 × 53.4 × 14.8mm vs 40mm — different wrist presence

At 56.9 × 53.4 × 14.8mm, the Pro Trek PRW3500T-7 has a bolder wrist presence compared to the Classic Quartz Moonphase at 40mm. Water resistance differs: 200m (20 ATM) vs 50m (5 ATM).

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Value & Cost of Ownership

Edge: Casio

Casio sits in the lower tier

The Casio Pro Trek PRW3500T-7 sits at $250–$500 and the Frederique Constant Classic Quartz Moonphase at $1,000–$1,500. On the specs that outlast any price: the Pro Trek PRW3500T-7 uses Mineral Glass with Tough Solar (Rechargeable), against Anti-Reflective Sapphire Crystal and Battery on the Classic Quartz Moonphase. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Casio

200m (20 ATM) vs 50m (5 ATM)

The Pro Trek PRW3500T-7 is rated to 200m (20 ATM) while the Classic Quartz Moonphase handles 50m (5 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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Frederique Constant

Classic Quartz Moonphase

Choose the Frederique Constant Classic Quartz Moonphase if you value Swiss Quartz technology, Swiss Made heritage, and 40mm proportions. At $1,000–$1,500, the Quartz FC-206 with Battery power reserve makes it a compelling choice.

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The Bottom Line

The Casio Pro Trek PRW3500T-7 and Frederique Constant Classic Quartz Moonphase represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Frederique Constant delivers Swiss Made 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 Frederique Constant Classic Quartz Moonphase ($1,000–$1,500) features Quartz FC-206 with 50m (5 ATM) water resistance. Choose based on your priorities: Casio (Japan) craftsmanship vs Swiss Made engineering.
The Casio Pro Trek PRW3500T-7 offers better upfront value, sitting a tier lower at $250–$500. However, the Frederique Constant Classic Quartz Moonphase may justify its premium with superior finishing, heritage, or resale value.
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 Classic Quartz Moonphase at 40mm with 50m (5 ATM) is similarly capable. The Pro Trek PRW3500T-7 uses Mineral Glass while the Classic Quartz Moonphase uses Anti-Reflective Sapphire Crystal. Sapphire resists scratches noticeably better than mineral glass.

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.