Head-to-Head Comparison

Updated September 5, 2026

Blancpain Fifty Fathoms 45mm (titanium, blue dial) vs Casio Duro MDV106 Black

Two divers compared — $10,000–$25,000 vs $50–$100

Quick Verdict

The Casio Duro MDV106 Black ($50–$100) delivers Casio Quartz (Battery) technology in the tier below the Blancpain Fifty Fathoms 45mm (titanium, blue dial) ($10,000–$25,000). The Duro MDV106 Black measures 44mm and is rated 200m (20 ATM) Diver. The Fifty Fathoms 45mm (titanium, blue dial) justifies its premium with Swiss Made heritage and Automatic, Blancpain Calibre 1315. Both represent excellent choices in the diver category.

BlancpainFifty Fathoms 45mm (titanium, blue dial)$10,000–$25,000 Check price CasioDuro MDV106 Black$50–$100 Check price

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Blancpain

Fifty Fathoms 45mm (titanium, blue dial)

$10,000–$25,000

Check Price Full Review

Casio

Duro MDV106 Black

$50–$100

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Specifications Compared

Feature	Blancpain Fifty Fathoms 45mm (titanium, blue dial)	Casio Duro MDV106 Black
Price	$10,000–$25,000	$50–$100
Case Size	45mm	44mm
Movement	Automatic, Blancpain Calibre 1315	Quartz Module 2784
Caliber Type	Blancpain 1315, three barrels, silicon balance spring	Casio Quartz (Battery)
Power Reserve	About 120 hours (five days)	3-Year Battery
Water Resistance	300m (30 ATM)	200m (20 ATM) Diver
Crystal	Sapphire Crystal, sapphire bezel insert	Mineral Glass
Case Material	Titanium	Stainless Steel
Origin	Swiss Made	Casio (Japan)

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Blancpain's design language vs Casio's approach

The Blancpain Fifty Fathoms 45mm (titanium, blue dial) features a Titanium case at 45mm with Sapphire Crystal, sapphire bezel insert protection. The Casio Duro MDV106 Black offers Stainless Steel construction at 44mm with Mineral Glass. Both represent their brand's distinct design philosophy and heritage.

⚙️

Movement & Performance

Edge: Blancpain

Automatic, Blancpain Calibre 1315 vs Quartz Module 2784

The Fifty Fathoms 45mm (titanium, blue dial) runs the Automatic, Blancpain Calibre 1315 (Blancpain 1315, three barrels, silicon balance spring, About 120 hours (five days) power reserve) at standard frequency. The Duro MDV106 Black uses the Quartz Module 2784 (Casio Quartz (Battery), 3-Year Battery reserve) at standard. The Fifty Fathoms 45mm (titanium, blue dial) edges ahead on power reserve.

📏

Wearability & Fit

Edge: Casio

45mm vs 44mm — different wrist presence

At 45mm, the Fifty Fathoms 45mm (titanium, blue dial) has a bolder wrist presence compared to the Duro MDV106 Black at 44mm. Water resistance differs: 300m (30 ATM) vs 200m (20 ATM) Diver.

💰

Value & Cost of Ownership

Edge: Casio

Casio sits in the lower tier

The Blancpain Fifty Fathoms 45mm (titanium, blue dial) sits at $10,000–$25,000 and the Casio Duro MDV106 Black at $50–$100. On the specs that outlast any price: the Fifty Fathoms 45mm (titanium, blue dial) uses Sapphire Crystal, sapphire bezel insert with About 120 hours (five days), against Mineral Glass and 3-Year Battery on the Duro MDV106 Black. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Blancpain

300m (30 ATM) vs 200m (20 ATM) Diver

The Fifty Fathoms 45mm (titanium, blue dial) is rated to 300m (30 ATM) while the Duro MDV106 Black handles 200m (20 ATM) Diver. The Fifty Fathoms 45mm (titanium, blue dial) is better suited for water activities.

Our Verdict

Blancpain

Fifty Fathoms 45mm (titanium, blue dial)

Choose the Blancpain Fifty Fathoms 45mm (titanium, blue dial) if you prioritize Blancpain 1315, three barrels, silicon balance spring engineering, Swiss Made craftsmanship, and 300m (30 ATM) water resistance. At $10,000–$25,000, it delivers Automatic, Blancpain Calibre 1315 with About 120 hours (five days) power reserve.

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Casio

Duro MDV106 Black

Choose the Casio Duro MDV106 Black if you value Casio Quartz (Battery) technology, Casio (Japan) heritage, and 44mm proportions. At $50–$100, the Quartz Module 2784 with 3-Year Battery power reserve makes it a compelling choice.

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The Bottom Line

The Blancpain Fifty Fathoms 45mm (titanium, blue dial) and Casio Duro MDV106 Black represent two distinct approaches to the diver category — the Blancpain bringing Swiss Made tradition while Casio delivers Casio (Japan) engineering.

Frequently Asked Questions

The Blancpain Fifty Fathoms 45mm (titanium, blue dial) is the better buy if you want a mechanical movement; the Casio Duro MDV106 Black is the better buy if you want quartz accuracy with no servicing. On price, the Casio Duro MDV106 Black sits a band lower ($50–$100 against $10,000–$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 Duro MDV106 Black offers better upfront value, sitting a tier lower at $50–$100. However, the Blancpain Fifty Fathoms 45mm (titanium, blue dial) may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The Fifty Fathoms 45mm (titanium, blue dial) at 45mm with 300m (30 ATM) water resistance handles everyday situations. The Duro MDV106 Black at 44mm with 200m (20 ATM) Diver is similarly capable. The Fifty Fathoms 45mm (titanium, blue dial) uses Sapphire Crystal, sapphire bezel insert while the Duro MDV106 Black uses Mineral Glass. Sapphire resists scratches noticeably better than mineral glass.

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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.