Citizen Tsuyosa Automatic vs Maurice Lacroix Aikon Automatic
Citizen's timepiece meets Maurice Lacroix's diver
Quick Verdict
The Citizen Tsuyosa Automatic ($250–$500) offers Citizen/Miyota In-House Automatic precision in the tier below the Maurice Lacroix Aikon Automatic ($1,500–$2,500). The Tsuyosa Automatic measures 40mm and is rated 50m (5 ATM). The Aikon Automatic counters with Swiss Made craftsmanship and 200m (20 ATM) water resistance. Both are exceptional watches for their respective tiers.
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Specifications Compared
| Feature | Citizen Tsuyosa Automatic | Maurice Lacroix Aikon Automatic |
|---|---|---|
| Price | $250–$500 | $1,500–$2,500 |
| Case Size | 40mm | 42mm |
| Movement | Automatic Caliber 8210 | Automatic ML115 |
| Caliber Type | Citizen/Miyota In-House Automatic | Automatic (Sellita SW200-1 base) |
| Power Reserve | 40 Hours | 38 Hours |
| Water Resistance | 50m (5 ATM) | 200m (20 ATM) |
| Crystal | Sapphire Crystal with Cyclops | Sapphire Crystal |
| Case Material | Stainless Steel | Stainless Steel |
| Origin | Made in Japan | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Citizen's design language vs Maurice Lacroix's approach
The Citizen Tsuyosa Automatic features a Stainless Steel case at 40mm with Sapphire Crystal with Cyclops 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
Automatic Caliber 8210 vs Automatic ML115
The Tsuyosa Automatic runs the Automatic Caliber 8210 (Citizen/Miyota In-House Automatic, 40 Hours power reserve) at 21,600 vph (3 Hz) frequency. The Aikon Automatic uses the Automatic ML115 (Automatic (Sellita SW200-1 base), 38 Hours reserve) at 28,800 vph (4 Hz). The Tsuyosa Automatic edges ahead on power reserve.
Wearability & Fit
40mm vs 42mm — different wrist presence
At 40mm, the Tsuyosa Automatic wears more compactly on smaller wrists compared to the Aikon Automatic at 42mm. Water resistance differs: 50m (5 ATM) vs 200m (20 ATM).
Value & Cost of Ownership
Citizen sits in the lower tier
The Citizen Tsuyosa Automatic sits at $250–$500 and the Maurice Lacroix Aikon Automatic at $1,500–$2,500. On the specs that outlast any price: the Tsuyosa Automatic uses Sapphire Crystal with Cyclops with 40 Hours, against Sapphire Crystal and 38 Hours on the Aikon Automatic. Service intervals are typically 5-7 years for both.
Water Resistance
50m (5 ATM) vs 200m (20 ATM)
The Tsuyosa Automatic is rated to 50m (5 ATM) while the Aikon Automatic handles 200m (20 ATM). The Aikon Automatic offers superior water resistance.
Materials Face-Off
| Component | Citizen Tsuyosa Automatic | Maurice Lacroix Aikon Automatic |
|---|---|---|
| Case alloy | Stainless steel 316L. | Medical-grade 316L stainless steel with alloy composition: Fe (~65%), Cr (16–18%), Ni (10–14%), Mo (2–3%), Mn (≤2%), C (≤0.03%). The molybdenum content prevents pitting corrosion in chlorinated and saltwater environments. Mixed finishing — polished bezel arms and case flanks with satin-brushed top surfaces. |
| Sapphire crystal | Verneuil-grown synthetic corundum, Mohs 9. Anti-reflective coating, single side. Mohs 9 | Synthetic corundum crystal (Mohs hardness 9, second only to diamond) with multi-layer anti-reflective coating for glare reduction. Virtually scratch-proof in daily wear. |
| Lume specification | Super-LumiNova on the hands and markers. The application is light - this is not a watch to rely on for low-light legibility. Grade and glow duration are not published by the manufacturer for this reference, so neither is claimed here. | Stainless steel integrated links with alternating brushed and polished surfaces. Features Maurice Lacroix's proprietary EasyChange quick-release system — spring-loaded pushers on the case flanks allow strap swaps in seconds without tools. |
| Bracelet alloy | Stainless steel 316L matching the case. | Mechanical hobnail (Clous de Paris) pattern pressed into the dial blank before color application. This traditional guilloche-adjacent technique creates a grid of raised pyramidal studs that catch and refract light from every angle. Uncommon at this price point. |
| Super-LumiNova | — | Applied to the hands and hour markers for legibility in the dark. Maurice Lacroix does not publish the Super-LumiNova grade for this reference, so no emission colour or wavelength is stated. |
Cost of Ownership Compared
The Citizen Tsuyosa Automatic saves you $1,709 over 5 years of ownership
Who Should Pick Which
Pick the Citizen Tsuyosa Automatic if…
- Budget-conscious buyers wanting serious quality under $500
- Those who prioritize scratch resistance — sapphire crystal
Pick the Maurice Lacroix Aikon Automatic if…
- Enthusiasts wanting the integrated-bracelet luxury sports watch look under $2,000
- Daily wearers who need genuine 200m WR with screw-down crown
- Those who value strap versatility — EasyChange is a genuine differentiator
- Buyers who appreciate fine dial craftsmanship (Clous de Paris) at an accessible price
Citizen Tsuyosa Automatic
- No hacking seconds. When you pull the crown to set the time, the seconds hand continues running. Setting precisely to-the-second is impossible. The single most-cited Tsuyosa complaint.
- Unidirectional rotor. Only winds in one direction; reserves take longer to build than bidirectional movements.
- Modest accuracy spec. ±10 to +25 sec/day in practice is the realistic band; significantly worse than the Tissot Powermatic 80.
- Proprietary endlinks. Limited strap-swap options.
Maurice Lacroix Aikon Automatic
- Brand recognition gap: Maurice Lacroix doesn't command the instant recognition of Omega, Tudor, or TAG Heuer. Buyers motivated purely by brand cachet may feel the money is better spent on a more recognizable name.
- 38-hour power reserve: Below average for 2026 — most competitors offer 60–80 hours (Tissot PRX Powermatic 80 offers 80h at 1/3 the price). Skip a day wearing it and you'll need to reset time and date.
- Sellita SW200-1 base movement: A proven workhorse with the ML115 26-jewel upgrade, but not in-house. Enthusiasts who prioritize manufacture movements may view this as a drawback at this price point.
- Grey-market erosion: Heavy grey-market discounting ($1,200–$1,500 vs full retail) undermines the brand's luxury positioning and signals weak demand at MSRP.
Our Verdict
Citizen
Tsuyosa Automatic
Choose the Citizen Tsuyosa Automatic if you prioritize Citizen/Miyota In-House Automatic engineering, Made in Japan craftsmanship, and 50m (5 ATM) water resistance. At $250–$500, it delivers Automatic Caliber 8210 with 40 Hours power reserve.
Check Price on AmazonMaurice 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.
Check Price on AmazonThe Bottom Line
The Citizen Tsuyosa Automatic and Maurice Lacroix Aikon Automatic represent two distinct approaches to fine watchmaking — the Citizen bringing Made in Japan tradition while Maurice Lacroix delivers Swiss Made engineering.
Frequently Asked Questions
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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.