Head-to-Head Comparison

Casio Duro MDV106 vs Orient Sun & Moon

Casio's diver meets Orient's dress watch

Quick Verdict

The Casio Duro MDV106 ($50–$100) offers Casio Quartz (Battery) precision in the tier below the Orient Sun & Moon ($250–$500). The Duro MDV106 measures 44mm and is rated 200m (20 ATM) Diver. The Sun & Moon counters with Made in Japan craftsmanship and 50m (5 ATM) water resistance. Both are exceptional watches for their respective tiers.

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Casio Duro MDV106

Casio

Duro MDV106

$50–$100

Orient Sun & Moon

Orient

Sun & Moon

$250–$500

Specifications Compared

FeatureCasio Duro MDV106Orient Sun & Moon
Price$50–$100$250–$500
Case Size44mm41.5mm
MovementQuartz Module 2784Automatic Caliber F6B24
Caliber TypeCasio Quartz (Battery)Orient In-House Automatic (Hacking, Hand-Winding)
Power Reserve3-Year Battery40 Hours
Water Resistance200m (20 ATM) Diver50m (5 ATM)
CrystalMineral GlassMineral Glass
Case MaterialStainless SteelStainless Steel
OriginCasio (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 Duro MDV106 features a Stainless Steel case at 44mm with Mineral Glass protection. The Orient Sun & Moon offers Stainless Steel construction at 41.5mm with Mineral Glass. Both represent their brand's distinct design philosophy and heritage.

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Movement & Performance

Edge: Orient

Quartz Module 2784 vs Automatic Caliber F6B24

The Duro MDV106 runs the Quartz Module 2784 (Casio Quartz (Battery), 3-Year Battery power reserve) at standard frequency. The Sun & Moon uses the Automatic Caliber F6B24 (Orient In-House Automatic (Hacking, Hand-Winding), 40 Hours reserve) at 21,600 vph (3 Hz). The Sun & Moon offers a longer power reserve.

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Wearability & Fit

Edge: Orient

44mm vs 41.5mm — different wrist presence

At 44mm, the Duro MDV106 has a bolder wrist presence compared to the Sun & Moon at 41.5mm. Water resistance differs: 200m (20 ATM) Diver vs 50m (5 ATM).

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Value & Cost of Ownership

Edge: Casio

Casio sits in the lower tier

The Casio Duro MDV106 sits at $50–$100 and the Orient Sun & Moon at $250–$500. On the specs that outlast any price: the Duro MDV106 uses Mineral Glass with 3-Year Battery, against Mineral Glass and 40 Hours on the Sun & Moon. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Casio

200m (20 ATM) Diver vs 50m (5 ATM)

The Duro MDV106 is rated to 200m (20 ATM) Diver while the Sun & Moon handles 50m (5 ATM). The Duro MDV106 is better suited for water activities.

Our Verdict

Casio

Duro MDV106

Choose the Casio Duro MDV106 if you prioritize Casio Quartz (Battery) engineering, Casio (Japan) craftsmanship, and 200m (20 ATM) Diver water resistance. At $50–$100, it delivers Quartz Module 2784 with 3-Year Battery power reserve.

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Orient

Sun & Moon

Choose the Orient Sun & Moon if you value Orient In-House Automatic (Hacking, Hand-Winding) technology, Made in Japan heritage, and 41.5mm proportions. At $250–$500, the Automatic Caliber F6B24 with 40 Hours power reserve makes it a compelling choice.

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The Bottom Line

The Casio Duro MDV106 and Orient Sun & Moon represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Orient delivers Made in Japan engineering.

Frequently Asked Questions

Neither is objectively better — they serve different preferences. The Casio Duro MDV106 ($50–$100) offers Quartz Module 2784 with 3-Year Battery power reserve, while the Orient Sun & Moon ($250–$500) features Automatic Caliber F6B24 with 50m (5 ATM) water resistance. Choose based on your priorities: Casio (Japan) craftsmanship vs Made in Japan engineering.
The Casio Duro MDV106 offers better upfront value, sitting a tier lower at $50–$100. However, the Orient Sun & Moon may justify its premium with superior finishing, heritage, or resale value.
Both are suitable for daily wear. The Duro MDV106 at 44mm with 200m (20 ATM) Diver water resistance handles everyday situations. The Sun & Moon at 41.5mm with 50m (5 ATM) is similarly capable. Both use Mineral Glass.

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.