Head-to-Head Comparison

Updated September 5, 2026

Casio Pro Trek PRW-B1000-1 vs Orient Mako 40 Green

Casio's timepiece meets Orient's diver

Quick Verdict

The Orient Mako 40 Green ($250–$500) delivers Orient In-House Automatic (Hacking, Hand-Winding) technology in the tier below the Casio Pro Trek PRW-B1000-1 ($500–$1,000). The Mako 40 Green measures 40mm 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.

CasioPro Trek PRW-B1000-1$500–$1,000 Check price OrientMako 40 Green$250–$500 Check price

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Casio

Pro Trek PRW-B1000-1

$500–$1,000

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Orient

Mako 40 Green

$250–$500

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Specifications Compared

Feature	Casio Pro Trek PRW-B1000-1	Orient Mako 40 Green
Price	$500–$1,000	$250–$500
Case Size	50.8 × 45.8 × 14.9mm	40mm
Movement	Tough Solar (Solar Quartz), Radio-Controlled	Automatic Caliber F6722
Caliber Type	Tough Solar Quartz, Multi-Band 6 + Bluetooth	Orient In-House Automatic (Hacking, Hand-Winding)
Power Reserve	Tough Solar (Rechargeable)	40 Hours
Water Resistance	100m (10 ATM)	200m (20 ATM)
Crystal	Sapphire with Anti-Reflective Coating	Sapphire Crystal
Case Material	Bio-Based Resin / Stainless Steel	Stainless Steel
Origin	Casio (Japan)	Made in Japan

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Casio's design language vs Orient'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 Orient Mako 40 Green offers Stainless Steel construction at 40mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.

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Movement & Performance

Edge: Orient

Tough Solar (Solar Quartz), Radio-Controlled vs Automatic Caliber F6722

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 Mako 40 Green uses the Automatic Caliber F6722 (Orient In-House Automatic (Hacking, Hand-Winding), 40 Hours reserve) at 21,600 vph (3 Hz). The Mako 40 Green offers a longer power reserve.

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Wearability & Fit

Edge: Orient

50.8 × 45.8 × 14.9mm vs 40mm — different wrist presence

At 50.8 × 45.8 × 14.9mm, the Pro Trek PRW-B1000-1 has a bolder wrist presence compared to the Mako 40 Green at 40mm. Water resistance differs: 100m (10 ATM) vs 200m (20 ATM).

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Value & Cost of Ownership

Edge: Orient

Orient sits in the lower tier

The Casio Pro Trek PRW-B1000-1 sits at $500–$1,000 and the Orient Mako 40 Green 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 Sapphire Crystal and 40 Hours on the Mako 40 Green. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Orient

100m (10 ATM) vs 200m (20 ATM)

The Pro Trek PRW-B1000-1 is rated to 100m (10 ATM) while the Mako 40 Green handles 200m (20 ATM). The Mako 40 Green 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.

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Orient

Mako 40 Green

Choose the Orient Mako 40 Green if you value Orient In-House Automatic (Hacking, Hand-Winding) technology, Made in Japan heritage, and 40mm proportions. At $250–$500, the Automatic Caliber F6722 with 40 Hours power reserve makes it a compelling choice.

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The Bottom Line

The Casio Pro Trek PRW-B1000-1 and Orient Mako 40 Green represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Orient delivers Made in Japan engineering.

Frequently Asked Questions

The Orient Mako 40 Green is the better buy if you want a mechanical movement; the Casio Pro Trek PRW-B1000-1 is the better buy if you want solar power and quartz accuracy with no servicing. For water, the Orient Mako 40 Green is rated 200 m against 100 m, which is the difference between swimming and diving on one side and splashes on the other. On price, the Orient Mako 40 Green sits a band lower ($250–$500 against $500–$1,000), so it is the cheaper way into the category. Neither is better at everything; the spec table above shows movement, case size, water resistance and crystal side by side so you can weigh what matters to you. We do not test units, so this is the makers' data, not a bench result.

The Orient Mako 40 Green offers better upfront value, sitting a tier lower at $250–$500. However, the Casio Pro Trek PRW-B1000-1 may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The Pro Trek PRW-B1000-1 at 50.8 × 45.8 × 14.9mm with 100m (10 ATM) water resistance handles everyday situations. The Mako 40 Green at 40mm with 200m (20 ATM) is similarly capable. The Pro Trek PRW-B1000-1 uses Sapphire with Anti-Reflective Coating while the Mako 40 Green uses Sapphire Crystal.

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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.