Casio Pro Trek PRG270-1 vs Orient Bambino Version 2
Casio's timepiece meets Orient's dress watch
Quick Verdict
The Casio Pro Trek PRG270-1 ($150–$250) and Orient Bambino Version 2 ($150–$250) are closely matched timepieces at similar price points. The Pro Trek PRG270-1 emphasizes Tough Solar Quartz (No Battery Change) engineering while the Bambino Version 2 focuses on Made in Japan craftsmanship.
Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.
Specifications Compared
| Feature | Casio Pro Trek PRG270-1 | Orient Bambino Version 2 |
|---|---|---|
| Price | $150–$250 | $150–$250 |
| Case Size | 54.6 × 52.4 × 15mm | 41mm |
| Movement | Tough Solar (Solar Quartz) | Automatic Caliber F6724 |
| Caliber Type | Tough Solar Quartz (No Battery Change) | Orient In-House Automatic |
| Power Reserve | Tough Solar (Rechargeable) | 40 Hours |
| Water Resistance | 100m (10 ATM) | 30m (3 ATM) |
| Crystal | Mineral Glass | Domed Mineral Crystal |
| Case Material | Resin | Stainless Steel |
| Origin | Casio (Japan) | Made in Japan |
Category-by-Category Analysis
Design & Aesthetics
Casio's design language vs Orient's approach
The Casio Pro Trek PRG270-1 features a Resin case at 54.6 × 52.4 × 15mm with Mineral Glass protection. The Orient Bambino Version 2 offers Stainless Steel construction at 41mm with Domed Mineral Crystal. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Tough Solar (Solar Quartz) vs Automatic Caliber F6724
The Pro Trek PRG270-1 runs the Tough Solar (Solar Quartz) (Tough Solar Quartz (No Battery Change), Tough Solar (Rechargeable) power reserve) at standard frequency. The Bambino Version 2 uses the Automatic Caliber F6724 (Orient In-House Automatic, 40 Hours reserve) at 21,600 vph (3 Hz). The Bambino Version 2 offers a longer power reserve.
Wearability & Fit
54.6 × 52.4 × 15mm vs 41mm — different wrist presence
At 54.6 × 52.4 × 15mm, the Pro Trek PRG270-1 has a bolder wrist presence compared to the Bambino Version 2 at 41mm. Water resistance differs: 100m (10 ATM) vs 30m (3 ATM).
Value & Cost of Ownership
Same tier — different value propositions
The Casio Pro Trek PRG270-1 sits at $150–$250 and the Orient Bambino Version 2 at $150–$250. On the specs that outlast any price: the Pro Trek PRG270-1 uses Mineral Glass with Tough Solar (Rechargeable), against Domed Mineral Crystal and 40 Hours on the Bambino Version 2. Service intervals are typically 5-7 years for both.
Water Resistance
100m (10 ATM) vs 30m (3 ATM)
The Pro Trek PRG270-1 is rated to 100m (10 ATM) while the Bambino Version 2 handles 30m (3 ATM). The Pro Trek PRG270-1 is better suited for water activities.
Our Verdict
Casio
Pro Trek PRG270-1
Choose the Casio Pro Trek PRG270-1 if you prioritize Tough Solar Quartz (No Battery Change) engineering, Casio (Japan) craftsmanship, and 100m (10 ATM) water resistance. At $150–$250, it delivers Tough Solar (Solar Quartz) with Tough Solar (Rechargeable) power reserve.
Check Price on AmazonOrient
Bambino Version 2
Choose the Orient Bambino Version 2 if you value Orient In-House Automatic technology, Made in Japan heritage, and 41mm proportions. At $150–$250, the Automatic Caliber F6724 with 40 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Casio Pro Trek PRG270-1 and Orient Bambino Version 2 represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Orient delivers Made in Japan engineering.
Frequently Asked Questions
More Comparisons
Explore These Watches
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.