Head-to-Head Comparison

Updated September 5, 2026

Casio MRW-230H vs Hublot Big Bang 44mm (rose gold, pavé diamonds)

Casio's timepiece meets Hublot's chronograph

Quick Verdict

The Casio MRW-230H (Under $50) offers Casio Quartz (Battery) precision in the tier below the Hublot Big Bang 44mm (rose gold, pavé diamonds) ($25,000+). The MRW-230H measures 44.6mm (47.9 x 44.6 x 12.3mm) and is rated 100m (10 ATM). The Big Bang 44mm (rose gold, pavé diamonds) counters with Swiss Made craftsmanship and 100m (10 ATM) water resistance. Both are exceptional watches for their respective tiers.

CasioMRW-230HUnder $50 Check price HublotBig Bang 44mm (rose gold, pavé diamonds)$25,000+ Check price

Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.

Casio

MRW-230H

Under $50

Check Price Full Review

Hublot

Big Bang 44mm (rose gold, pavé diamonds)

$25,000+

Check Price Full Review

Specifications Compared

Feature	Casio MRW-230H	Hublot Big Bang 44mm (rose gold, pavé diamonds)
Price	Under $50	$25,000+
Case Size	44.6mm (47.9 x 44.6 x 12.3mm)	44mm
Movement	Quartz	Automatic chronograph, HUB4100
Caliber Type	Casio Quartz (Battery)	Hublot HUB4100, automatic chronograph
Power Reserve	Approx. 3-year battery (SR626SW)	About 42 hours
Water Resistance	100m (10 ATM)	100m (10 ATM)
Crystal	Resin Glass	Sapphire Crystal, sapphire caseback
Case Material	Resin case, aluminum bezel ring	18k rose gold, pavé-set diamonds
Origin	Casio (Japan)	Swiss Made

Category-by-Category Analysis

🎨

Design & Aesthetics

Edge: Draw

Casio's design language vs Hublot'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 Hublot Big Bang 44mm (rose gold, pavé diamonds) offers 18k rose gold, pavé-set diamonds construction at 44mm with Sapphire Crystal, sapphire caseback. Both represent their brand's distinct design philosophy and heritage.

⚙️

Movement & Performance

Edge: Hublot

Quartz vs Automatic chronograph, HUB4100

The MRW-230H runs the Quartz (Casio Quartz (Battery), Approx. 3-year battery (SR626SW) power reserve) at standard frequency. The Big Bang 44mm (rose gold, pavé diamonds) uses the Automatic chronograph, HUB4100 (Hublot HUB4100, automatic chronograph, About 42 hours reserve) at standard. The Big Bang 44mm (rose gold, pavé diamonds) offers a longer power reserve.

📏

Wearability & Fit

Edge: Hublot

44.6mm (47.9 x 44.6 x 12.3mm) vs 44mm — 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 Big Bang 44mm (rose gold, pavé diamonds) at 44mm. Water resistance differs: 100m (10 ATM) vs 100m (10 ATM).

💰

Value & Cost of Ownership

Edge: Casio

Casio sits in the lower tier

The Casio MRW-230H sits at Under $50 and the Hublot Big Bang 44mm (rose gold, pavé diamonds) at $25,000+. On the specs that outlast any price: the MRW-230H uses Resin Glass with Approx. 3-year battery (SR626SW), against Sapphire Crystal, sapphire caseback and About 42 hours on the Big Bang 44mm (rose gold, pavé diamonds). Service intervals are typically 5-7 years for both.

💧

Water Resistance

Edge: Draw

100m (10 ATM) vs 100m (10 ATM)

The MRW-230H is rated to 100m (10 ATM) while the Big Bang 44mm (rose gold, pavé diamonds) handles 100m (10 ATM). Both offer identical water resistance ratings.

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.

Check Price on Amazon

Hublot

Big Bang 44mm (rose gold, pavé diamonds)

Choose the Hublot Big Bang 44mm (rose gold, pavé diamonds) if you value Hublot HUB4100, automatic chronograph technology, Swiss Made heritage, and 44mm proportions. At $25,000+, the Automatic chronograph, HUB4100 with About 42 hours power reserve makes it a compelling choice.

Check Price on Amazon

Try Prime Free — Free Shipping on Both Watches Students & 18–24: start Prime for Young Adults free

The Bottom Line

The Casio MRW-230H and Hublot Big Bang 44mm (rose gold, pavé diamonds) represent two distinct approaches to fine watchmaking — the Casio bringing Casio (Japan) tradition while Hublot delivers Swiss Made engineering.

Frequently Asked Questions

The Hublot Big Bang 44mm (rose gold, pavé diamonds) is the better buy if you want a mechanical movement; the Casio MRW-230H is the better buy if you want quartz accuracy with no servicing. On price, the Casio MRW-230H sits a band lower (Under $50 against $25,000+), 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 Hublot Big Bang 44mm (rose gold, pavé diamonds) 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 Big Bang 44mm (rose gold, pavé diamonds) at 44mm with 100m (10 ATM) is similarly capable. The MRW-230H uses Resin Glass while the Big Bang 44mm (rose gold, pavé diamonds) uses Sapphire Crystal, sapphire caseback.

More Comparisons

Tag Heuer Carrera Chronograph vs Casio MRW-230H

Tag Heuer's chronograph meets Casio's timepiece

Tag Heuer Carrera Chronograph vs Hublot Big Bang 44mm (rose gold, pavé diamonds)

Two chronographs compared — $2,500–$5,000 vs $25,000+

Tissot PRX Powermatic 80 vs Casio MRW-230H

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

Explore These Watches

Casio MRW-230H — Full Review Hublot Big Bang 44mm (rose gold, pavé diamonds) — Full Review Browse All Guides

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.