Head-to-Head Comparison

Updated September 5, 2026

Casio MRW-230H vs Hamilton Ventura Quartz

Two timepieces compared — Under $50 vs $500–$1,000

Quick Verdict

The Casio MRW-230H (Under $50) offers Casio Quartz (Battery) precision in the tier below the Hamilton Ventura Quartz ($500–$1,000). The MRW-230H measures 44.6mm (47.9 x 44.6 x 12.3mm) and is rated 100m (10 ATM). The Ventura Quartz counters with Swiss Made (Swatch Group) craftsmanship and 50m (5 ATM) water resistance. Both are exceptional timepieces for their respective tiers.

CasioMRW-230HUnder $50 Check price HamiltonVentura Quartz$500–$1,000 Check price

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Casio

MRW-230H

Under $50

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Hamilton

Ventura Quartz

$500–$1,000

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Specifications Compared

Feature	Casio MRW-230H	Hamilton Ventura Quartz
Price	Under $50	$500–$1,000
Case Size	44.6mm (47.9 x 44.6 x 12.3mm)	32.3mm x 50.3mm (Shield)
Movement	Quartz	Quartz F06.111
Caliber Type	Casio Quartz (Battery)	Swiss High-Accuracy Quartz
Power Reserve	Approx. 3-year battery (SR626SW)	60 Months (Battery)
Water Resistance	100m (10 ATM)	50m (5 ATM)
Crystal	Resin Glass	Sapphire
Case Material	Resin case, aluminum bezel ring	Stainless Steel
Origin	Casio (Japan)	Swiss Made (Swatch Group)

Category-by-Category Analysis

🎨

Design & Aesthetics

Edge: Draw

Casio's design language vs Hamilton's approach

The Casio MRW-230H features a Resin case, aluminum bezel ring case at 44.6mm (47.9 x 44.6 x 12.3mm) with Resin Glass protection. The Hamilton Ventura Quartz offers Stainless Steel construction at 32.3mm x 50.3mm (Shield) with Sapphire. Both represent their brand's distinct design philosophy and heritage.

⚙️

Movement & Performance

Edge: Hamilton

Quartz vs Quartz F06.111

The MRW-230H runs the Quartz (Casio Quartz (Battery), Approx. 3-year battery (SR626SW) power reserve) at standard frequency. The Ventura Quartz uses the Quartz F06.111 (Swiss High-Accuracy Quartz, 60 Months (Battery) reserve) at 32,768 Hz (Quartz). The Ventura Quartz offers a longer power reserve.

📏

Wearability & Fit

Edge: Hamilton

44.6mm (47.9 x 44.6 x 12.3mm) vs 32.3mm x 50.3mm (Shield) — different wrist presence

At 44.6mm (47.9 x 44.6 x 12.3mm), the MRW-230H has a bolder wrist presence compared to the Ventura Quartz at 32.3mm x 50.3mm (Shield). Water resistance differs: 100m (10 ATM) vs 50m (5 ATM).

💰

Value & Cost of Ownership

Edge: Casio

Casio sits in the lower tier

The Casio MRW-230H sits at Under $50 and the Hamilton Ventura Quartz at $500–$1,000. On the specs that outlast any price: the MRW-230H uses Resin Glass with Approx. 3-year battery (SR626SW), against Sapphire and 60 Months (Battery) on the Ventura Quartz. Service intervals are typically 5-7 years for both.

💧

Water Resistance

Edge: Casio

100m (10 ATM) vs 50m (5 ATM)

The MRW-230H is rated to 100m (10 ATM) while the Ventura Quartz handles 50m (5 ATM). The MRW-230H is better suited for water activities.

Our Verdict

Casio

MRW-230H

Choose the Casio MRW-230H if you prioritize Casio Quartz (Battery) engineering, Casio (Japan) craftsmanship, and 100m (10 ATM) water resistance. At Under $50, it delivers Quartz with Approx. 3-year battery (SR626SW) power reserve.

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Hamilton

Ventura Quartz

Choose the Hamilton Ventura Quartz if you value Swiss High-Accuracy Quartz technology, Swiss Made (Swatch Group) heritage, and 32.3mm x 50.3mm (Shield) proportions. At $500–$1,000, the Quartz F06.111 with 60 Months (Battery) power reserve makes it a compelling choice.

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The Bottom Line

The Casio MRW-230H and Hamilton Ventura Quartz represent two distinct approaches to the timepiece category — the Casio bringing Casio (Japan) tradition while Hamilton delivers Swiss Made (Swatch Group) engineering.

Frequently Asked Questions

For water, the Casio MRW-230H is rated 100 m against 50 m, which is the difference between swimming and diving on one side and splashes on the other. On price, the Casio MRW-230H sits a band lower (Under $50 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 Casio MRW-230H offers better upfront value, sitting a tier lower at Under $50. However, the Hamilton Ventura Quartz may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The MRW-230H at 44.6mm (47.9 x 44.6 x 12.3mm) with 100m (10 ATM) water resistance handles everyday situations. The Ventura Quartz at 32.3mm x 50.3mm (Shield) with 50m (5 ATM) is similarly capable. The MRW-230H uses Resin Glass while the Ventura Quartz uses Sapphire.

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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.