Bulova Devil Diver Oceanographer 96B350 vs Casio Pro Trek PRW3500T-7
Two divers compared — $500–$1,000 vs $250–$500
Quick Verdict
The Casio Pro Trek PRW3500T-7 ($250–$500) delivers Tough Solar Quartz, Multi-Band 6 technology in the tier below the Bulova Devil Diver Oceanographer 96B350 ($500–$1,000). The Pro Trek PRW3500T-7 measures 56.9 × 53.4 × 14.8mm and is rated 200m (20 ATM). The Devil Diver Oceanographer 96B350 justifies its premium with Made in Japan (Movement) heritage and Automatic Miyota 8215. Both represent excellent choices in the diver category.
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Specifications Compared
| Feature | Bulova Devil Diver Oceanographer 96B350 | Casio Pro Trek PRW3500T-7 |
|---|---|---|
| Price | $500–$1,000 | $250–$500 |
| Case Size | 41mm | 56.9 × 53.4 × 14.8mm |
| Movement | Automatic Miyota 8215 | Tough Solar (Solar Quartz), Radio-Controlled |
| Caliber Type | Miyota Automatic | Tough Solar Quartz, Multi-Band 6 |
| Power Reserve | 42 Hours | Tough Solar (Rechargeable) |
| Water Resistance | 200m (20 ATM) | 200m (20 ATM) |
| Crystal | Sapphire Crystal | Mineral Glass |
| Case Material | Stainless Steel | Resin / Stainless Steel, Titanium Bracelet |
| Origin | Made in Japan (Movement) | Casio (Japan) |
Category-by-Category Analysis
Design & Aesthetics
Bulova's design language vs Casio's approach
The Bulova Devil Diver Oceanographer 96B350 features a Stainless Steel case at 41mm with Sapphire Crystal 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
Automatic Miyota 8215 vs Tough Solar (Solar Quartz), Radio-Controlled
The Devil Diver Oceanographer 96B350 runs the Automatic Miyota 8215 (Miyota Automatic, 42 Hours power reserve) at 21,600 vph (3 Hz) 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. The Devil Diver Oceanographer 96B350 edges ahead on power reserve.
Wearability & Fit
41mm vs 56.9 × 53.4 × 14.8mm — different wrist presence
At 41mm, the Devil Diver Oceanographer 96B350 wears more compactly on smaller wrists compared to the Pro Trek PRW3500T-7 at 56.9 × 53.4 × 14.8mm. Water resistance differs: 200m (20 ATM) vs 200m (20 ATM).
Value & Cost of Ownership
Casio sits in the lower tier
The Bulova Devil Diver Oceanographer 96B350 sits at $500–$1,000 and the Casio Pro Trek PRW3500T-7 at $250–$500. On the specs that outlast any price: the Devil Diver Oceanographer 96B350 uses Sapphire Crystal with 42 Hours, against Mineral Glass and Tough Solar (Rechargeable) on the Pro Trek PRW3500T-7. Service intervals are typically 5-7 years for both.
Water Resistance
200m (20 ATM) vs 200m (20 ATM)
The Devil Diver Oceanographer 96B350 is rated to 200m (20 ATM) while the Pro Trek PRW3500T-7 handles 200m (20 ATM). Both offer identical water resistance ratings.
Our Verdict
Bulova
Devil Diver Oceanographer 96B350
Choose the Bulova Devil Diver Oceanographer 96B350 if you prioritize Miyota Automatic engineering, Made in Japan (Movement) craftsmanship, and 200m (20 ATM) water resistance. At $500–$1,000, it delivers Automatic Miyota 8215 with 42 Hours 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 Bulova Devil Diver Oceanographer 96B350 and Casio Pro Trek PRW3500T-7 represent two distinct approaches to the diver category — the Bulova bringing Made in Japan (Movement) 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.

