Head-to-Head Comparison

Casio G-Shock DW-5600 Square vs OLEVS Moon Phase Dress Watch

Casio's diver meets OLEVS's dress watch

Quick Verdict

The Casio G-Shock DW-5600 Square ($50–$100) offers Casio Digital Quartz (Battery) precision in the tier below the OLEVS Moon Phase Dress Watch ($100–$150). The G-Shock DW-5600 Square measures 42.8mm (Square) and is rated 200m (20 ATM). The Moon Phase Dress Watch counters with OLEVS craftsmanship and robust water resistance. Both are exceptional watches for their respective tiers.

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Casio G-Shock DW-5600 Square

Casio

G-Shock DW-5600 Square

$50–$100

OLEVS Moon Phase Dress Watch

OLEVS

Moon Phase Dress Watch

$100–$150

Specifications Compared

FeatureCasio G-Shock DW-5600 SquareOLEVS Moon Phase Dress Watch
Price$50–$100$100–$150
Case Size42.8mm (Square)
MovementQuartz Module 3229Quartz
Caliber TypeCasio Digital Quartz (Battery)Quartz (Battery)
Power Reserve2-Year Battery
Water Resistance200m (20 ATM)
CrystalMineral Glass
Case MaterialResinStainless Steel
OriginCasio (Japan)OLEVS

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Casio's design language vs OLEVS's approach

The Casio G-Shock DW-5600 Square features a Resin case at 42.8mm (Square) with Mineral Glass protection. The OLEVS Moon Phase Dress Watch offers Stainless Steel construction at mid-size with crystal. Both represent their brand's distinct design philosophy and heritage.

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Movement & Performance

Edge: Casio

Quartz Module 3229 vs Quartz

The G-Shock DW-5600 Square runs the Quartz Module 3229 (Casio Digital Quartz (Battery), 2-Year Battery power reserve) at standard frequency. The Moon Phase Dress Watch uses the Quartz (Quartz (Battery), standard reserve) at standard. The G-Shock DW-5600 Square edges ahead on power reserve.

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Wearability & Fit

Edge: OLEVS

42.8mm (Square) vs mid-size — different wrist presence

At 42.8mm (Square), the G-Shock DW-5600 Square has a bolder wrist presence compared to the Moon Phase Dress Watch at 40mm. Water resistance differs: 200m (20 ATM) vs 50m.

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Value & Cost of Ownership

Edge: Casio

Casio sits in the lower tier

The Casio G-Shock DW-5600 Square sits at $50–$100 and the OLEVS Moon Phase Dress Watch at $100–$150. On the specs that outlast any price: the G-Shock DW-5600 Square uses Mineral Glass with 2-Year Battery, against a hardened crystal and a standard reserve on the Moon Phase Dress Watch. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Casio

200m (20 ATM) vs 50m

The G-Shock DW-5600 Square is rated to 200m (20 ATM) while the Moon Phase Dress Watch handles 50m. The G-Shock DW-5600 Square is better suited for water activities.

Our Verdict

Casio

G-Shock DW-5600 Square

Choose the Casio G-Shock DW-5600 Square if you prioritize Casio Digital Quartz (Battery) engineering, Casio (Japan) craftsmanship, and 200m (20 ATM) water resistance. At $50–$100, it delivers Quartz Module 3229 with 2-Year Battery power reserve.

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OLEVS

Moon Phase Dress Watch

Choose the OLEVS Moon Phase Dress Watch if you value Quartz (Battery) technology, OLEVS heritage, and comfortable proportions. At $100–$150, the Quartz with ample power reserve makes it a compelling choice.

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The Bottom Line

The Casio G-Shock DW-5600 Square and OLEVS Moon Phase Dress Watch represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while OLEVS delivers OLEVS engineering.

Frequently Asked Questions

Neither is objectively better — they serve different preferences. The Casio G-Shock DW-5600 Square ($50–$100) offers Quartz Module 3229 with 2-Year Battery power reserve, while the OLEVS Moon Phase Dress Watch ($100–$150) features Quartz with solid water resistance. Choose based on your priorities: Casio (Japan) craftsmanship vs OLEVS engineering.
The Casio G-Shock DW-5600 Square offers better upfront value, sitting a tier lower at $50–$100. However, the OLEVS Moon Phase Dress Watch may justify its premium with superior finishing, heritage, or resale value.
Both are suitable for daily wear. The G-Shock DW-5600 Square at 42.8mm (Square) with 200m (20 ATM) water resistance handles everyday situations. The Moon Phase Dress Watch at 40mm with 50m is similarly capable. Check each model's crystal material if scratch resistance matters to you.

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.