Casio Pro Trek PRW-B1000-1 vs Casio Pro Trek PRW3500T-7
Casio's timepiece meets Casio's diver
Quick Verdict
The Casio Pro Trek PRW3500T-7 ($250–$500) delivers Tough Solar Quartz, Multi-Band 6 technology in the tier below the Casio Pro Trek PRW-B1000-1 ($500–$1,000). The Pro Trek PRW3500T-7 measures 56.9 × 53.4 × 14.8mm and is rated 200m (20 ATM). The Pro Trek PRW-B1000-1 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 PRW-B1000-1 | Casio Pro Trek PRW3500T-7 |
|---|---|---|
| Price | $500–$1,000 | $250–$500 |
| Case Size | 50.8 × 45.8 × 14.9mm | 56.9 × 53.4 × 14.8mm |
| Movement | Tough Solar (Solar Quartz), Radio-Controlled | Tough Solar (Solar Quartz), Radio-Controlled |
| Caliber Type | Tough Solar Quartz, Multi-Band 6 + Bluetooth | Tough Solar Quartz, Multi-Band 6 |
| Power Reserve | Tough Solar (Rechargeable) | Tough Solar (Rechargeable) |
| Water Resistance | 100m (10 ATM) | 200m (20 ATM) |
| Crystal | Sapphire with Anti-Reflective Coating | Mineral Glass |
| Case Material | Bio-Based Resin / Stainless Steel | Resin / Stainless Steel, Titanium Bracelet |
| Origin | Casio (Japan) | Casio (Japan) |
Category-by-Category Analysis
Design & Aesthetics
Casio's design language vs Casio'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 Casio Pro Trek PRW3500T-7 offers Resin / Stainless Steel, Titanium Bracelet construction at 56.9 × 53.4 × 14.8mm with Mineral Glass. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Tough Solar (Solar Quartz), Radio-Controlled vs Tough Solar (Solar Quartz), Radio-Controlled
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 Pro Trek PRW3500T-7 uses the Tough Solar (Solar Quartz), Radio-Controlled (Tough Solar Quartz, Multi-Band 6, Tough Solar (Rechargeable) reserve) at standard. Power reserves are closely matched.
Wearability & Fit
50.8 × 45.8 × 14.9mm vs 56.9 × 53.4 × 14.8mm — different wrist presence
At 50.8 × 45.8 × 14.9mm, the Pro Trek PRW-B1000-1 wears more compactly on smaller wrists compared to the Pro Trek PRW3500T-7 at 56.9 × 53.4 × 14.8mm. Water resistance differs: 100m (10 ATM) vs 200m (20 ATM).
Value & Cost of Ownership
Casio sits in the lower tier
The Casio Pro Trek PRW-B1000-1 sits at $500–$1,000 and the Casio Pro Trek PRW3500T-7 at $250–$500. On the specs that outlast any price: the Pro Trek PRW-B1000-1 uses Sapphire with Anti-Reflective Coating with Tough Solar (Rechargeable), against Mineral Glass and Tough Solar (Rechargeable) on the Pro Trek PRW3500T-7. Service intervals are typically 5-7 years for both.
Water Resistance
100m (10 ATM) vs 200m (20 ATM)
The Pro Trek PRW-B1000-1 is rated to 100m (10 ATM) while the Pro Trek PRW3500T-7 handles 200m (20 ATM). The Pro Trek PRW3500T-7 offers superior water resistance.
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 AmazonCasio
Pro Trek PRW3500T-7
Choose the Casio Pro Trek PRW3500T-7 if you value Tough Solar Quartz, Multi-Band 6 technology, Casio (Japan) heritage, and 56.9 × 53.4 × 14.8mm proportions. At $250–$500, the Tough Solar (Solar Quartz), Radio-Controlled with Tough Solar (Rechargeable) power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Casio Pro Trek PRW-B1000-1 and Casio Pro Trek PRW3500T-7 represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Casio delivers Casio (Japan) engineering.
Frequently Asked Questions
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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.