Casio G-Shock GA-B2100 CasiOak vs Timex Expedition Metal Field "Scout"
Casio's diver meets Timex's field watch
Quick Verdict
The Timex Expedition Metal Field "Scout" ($50–$100) delivers Quartz (Battery) technology in the tier below the Casio G-Shock GA-B2100 CasiOak ($100–$150). The Expedition Metal Field "Scout" measures 40mm and is rated 50m (5 ATM). The G-Shock GA-B2100 CasiOak justifies its premium with Made in Japan heritage and Quartz Module 5689 (Tough Solar + Bluetooth). Both represent excellent choices in the luxury watch category.
Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.
Specifications Compared
| Feature | Casio G-Shock GA-B2100 CasiOak | Timex Expedition Metal Field "Scout" |
|---|---|---|
| Price | $100–$150 | $50–$100 |
| Case Size | 45.4mm (48.5mm lug-to-lug, 11.9mm thick) | 40mm |
| Movement | Quartz Module 5689 (Tough Solar + Bluetooth) | Quartz (3-Hand, Date) |
| Caliber Type | Casio Quartz (Solar-Powered) | Quartz (Battery) |
| Power Reserve | About 7 months on a full charge without light; about 18 months in power-saving (Casio) | Battery |
| Water Resistance | 200m (20 ATM) | 50m (5 ATM) |
| Crystal | Mineral Glass | Mineral Glass |
| Case Material | Carbon Core Guard Resin | Brass (Gunmetal Finish) |
| Origin | Made in Japan | Timex (USA Design) |
Category-by-Category Analysis
Design & Aesthetics
Casio's design language vs Timex's approach
The Casio G-Shock GA-B2100 CasiOak features a Carbon Core Guard Resin case at 45.4mm (48.5mm lug-to-lug, 11.9mm thick) with Mineral Glass protection. The Timex Expedition Metal Field "Scout" offers Brass (Gunmetal Finish) construction at 40mm with Mineral Glass. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Quartz Module 5689 (Tough Solar + Bluetooth) vs Quartz (3-Hand, Date)
The G-Shock GA-B2100 CasiOak runs the Quartz Module 5689 (Tough Solar + Bluetooth) (Casio Quartz (Solar-Powered), About 7 months on a full charge without light; about 18 months in power-saving (Casio) power reserve) at standard frequency. The Expedition Metal Field "Scout" uses the Quartz (3-Hand, Date) (Quartz (Battery), Battery reserve) at standard. The G-Shock GA-B2100 CasiOak edges ahead on power reserve.
Wearability & Fit
45.4mm (48.5mm lug-to-lug, 11.9mm thick) vs 40mm — different wrist presence
At 45.4mm (48.5mm lug-to-lug, 11.9mm thick), the G-Shock GA-B2100 CasiOak has a bolder wrist presence compared to the Expedition Metal Field "Scout" at 40mm. Water resistance differs: 200m (20 ATM) vs 50m (5 ATM).
Value & Cost of Ownership
Timex sits in the lower tier
The Casio G-Shock GA-B2100 CasiOak sits at $100–$150 and the Timex Expedition Metal Field "Scout" at $50–$100. On the specs that outlast any price: the G-Shock GA-B2100 CasiOak uses Mineral Glass with About 7 months on a full charge without light; about 18 months in power-saving (Casio), against Mineral Glass and Battery on the Expedition Metal Field "Scout". Service intervals are typically 5-7 years for both.
Water Resistance
200m (20 ATM) vs 50m (5 ATM)
The G-Shock GA-B2100 CasiOak is rated to 200m (20 ATM) while the Expedition Metal Field "Scout" handles 50m (5 ATM). The G-Shock GA-B2100 CasiOak is better suited for water activities.
Our Verdict
Casio
G-Shock GA-B2100 CasiOak
Choose the Casio G-Shock GA-B2100 CasiOak if you prioritize Casio Quartz (Solar-Powered) engineering, Made in Japan craftsmanship, and 200m (20 ATM) water resistance. At $100–$150, it delivers Quartz Module 5689 (Tough Solar + Bluetooth) with About 7 months on a full charge without light; about 18 months in power-saving (Casio) power reserve.
Check Price on AmazonTimex
Expedition Metal Field "Scout"
Choose the Timex Expedition Metal Field "Scout" if you value Quartz (Battery) technology, Timex (USA Design) heritage, and 40mm proportions. At $50–$100, the Quartz (3-Hand, Date) with Battery power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Casio G-Shock GA-B2100 CasiOak and Timex Expedition Metal Field "Scout" represent two distinct approaches to fine watchmaking — the Casio bringing Made in Japan tradition while Timex delivers Timex (USA Design) 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.