Head-to-Head Comparison

Updated September 5, 2026

Casio Pro Trek PRW3500T-7 vs Maurice Lacroix Aikon Automatic

Two divers compared — $250–$500 vs $1,500–$2,500

Quick Verdict

The Casio Pro Trek PRW3500T-7 ($250–$500) offers Tough Solar Quartz, Multi-Band 6 precision in the tier below the Maurice Lacroix Aikon Automatic ($1,500–$2,500). The Pro Trek PRW3500T-7 measures 56.9 × 53.4 × 14.8mm and is rated 200m (20 ATM). The Aikon Automatic counters with Swiss Made craftsmanship and 200m (20 ATM) water resistance. Both are exceptional divers for their respective tiers.

CasioPro Trek PRW3500T-7$250–$500 Check price View the dossier

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Casio

Pro Trek PRW3500T-7

$250–$500

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Maurice Lacroix

Aikon Automatic

$1,500–$2,500

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Specifications Compared

Feature	Casio Pro Trek PRW3500T-7	Maurice Lacroix Aikon Automatic
Price	$250–$500	$1,500–$2,500
Case Size	56.9 × 53.4 × 14.8mm	42mm
Movement	Tough Solar (Solar Quartz), Radio-Controlled	Automatic ML115
Caliber Type	Tough Solar Quartz, Multi-Band 6	Automatic (Sellita SW200-1 base)
Power Reserve	Tough Solar (Rechargeable)	38 Hours
Water Resistance	200m (20 ATM)	200m (20 ATM)
Crystal	Mineral Glass	Sapphire Crystal
Case Material	Resin / Stainless Steel, Titanium Bracelet	Stainless Steel
Origin	Casio (Japan)	Swiss Made

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Casio's design language vs Maurice Lacroix's approach

The Casio Pro Trek PRW3500T-7 features a Resin / Stainless Steel, Titanium Bracelet case at 56.9 × 53.4 × 14.8mm with Mineral Glass protection. The Maurice Lacroix Aikon Automatic offers Stainless Steel construction at 42mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.

⚙️

Movement & Performance

Edge: Maurice Lacroix

Tough Solar (Solar Quartz), Radio-Controlled vs Automatic ML115

The Pro Trek PRW3500T-7 runs the Tough Solar (Solar Quartz), Radio-Controlled (Tough Solar Quartz, Multi-Band 6, Tough Solar (Rechargeable) power reserve) at standard frequency. The Aikon Automatic uses the Automatic ML115 (Automatic (Sellita SW200-1 base), 38 Hours reserve) at 28,800 vph (4 Hz). The Aikon Automatic offers a longer power reserve.

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Wearability & Fit

Edge: Maurice Lacroix

56.9 × 53.4 × 14.8mm vs 42mm — different wrist presence

At 56.9 × 53.4 × 14.8mm, the Pro Trek PRW3500T-7 has a bolder wrist presence compared to the Aikon Automatic at 42mm. Water resistance differs: 200m (20 ATM) vs 200m (20 ATM).

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Value & Cost of Ownership

Edge: Casio

Casio sits in the lower tier

The Casio Pro Trek PRW3500T-7 sits at $250–$500 and the Maurice Lacroix Aikon Automatic at $1,500–$2,500. On the specs that outlast any price: the Pro Trek PRW3500T-7 uses Mineral Glass with Tough Solar (Rechargeable), against Sapphire Crystal and 38 Hours on the Aikon Automatic. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Draw

200m (20 ATM) vs 200m (20 ATM)

The Pro Trek PRW3500T-7 is rated to 200m (20 ATM) while the Aikon Automatic handles 200m (20 ATM). Both offer identical water resistance ratings.

Our Verdict

Casio

Pro Trek PRW3500T-7

Choose the Casio Pro Trek PRW3500T-7 if you prioritize Tough Solar Quartz, Multi-Band 6 engineering, Casio (Japan) craftsmanship, and 200m (20 ATM) water resistance. At $250–$500, it delivers Tough Solar (Solar Quartz), Radio-Controlled with Tough Solar (Rechargeable) power reserve.

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Maurice Lacroix

Aikon Automatic

Choose the Maurice Lacroix Aikon Automatic if you value Automatic (Sellita SW200-1 base) technology, Swiss Made heritage, and 42mm proportions. At $1,500–$2,500, the Automatic ML115 with 38 Hours power reserve makes it a compelling choice.

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The Bottom Line

The Casio Pro Trek PRW3500T-7 and Maurice Lacroix Aikon Automatic represent two distinct approaches to the diver category — the Casio bringing Casio (Japan) tradition while Maurice Lacroix delivers Swiss Made engineering.

Frequently Asked Questions

The Maurice Lacroix Aikon Automatic is the better buy if you want a mechanical movement; the Casio Pro Trek PRW3500T-7 is the better buy if you want solar power and quartz accuracy with no servicing. On price, the Casio Pro Trek PRW3500T-7 sits a band lower ($250–$500 against $1,500–$2,500), 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 Pro Trek PRW3500T-7 offers better upfront value, sitting a tier lower at $250–$500. However, the Maurice Lacroix Aikon Automatic may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The Pro Trek PRW3500T-7 at 56.9 × 53.4 × 14.8mm with 200m (20 ATM) water resistance handles everyday situations. The Aikon Automatic at 42mm with 200m (20 ATM) is similarly capable. The Pro Trek PRW3500T-7 uses Mineral Glass while the Aikon Automatic uses Sapphire Crystal. 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.