Updated
Maurice Lacroix Aikon Automatic vs Omega Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial)
Maurice Lacroix's diver meets Omega's chronograph
Quick Verdict
The Maurice Lacroix Aikon Automatic ($1,500–$2,500) offers Automatic (Sellita SW200-1 base) precision in the tier below the Omega Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) ($10,000–$25,000). The Aikon Automatic measures 42mm and is rated 200m (20 ATM). The Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) counters with Swiss Made craftsmanship and 1200m (120 bar) water resistance. Both are exceptional watches for their respective tiers.
Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.
Omega
Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial)
$10,000–$25,000
Specifications Compared
| Feature | Maurice Lacroix Aikon Automatic | Omega Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) |
|---|---|---|
| Price | $1,500–$2,500 | $10,000–$25,000 |
| Case Size | 42mm | 55 x 48mm, 18.26mm thick, 48mm lug to lug |
| Movement | Automatic ML115 | Omega Co-Axial Master Chronometer calibre 8912, automatic, METAS certified, time zone function |
| Caliber Type | Automatic (Sellita SW200-1 base) | Omega 8912, Master Chronometer |
| Power Reserve | 38 Hours | About 60 hours |
| Water Resistance | 200m (20 ATM) | 1200m (120 bar) |
| Crystal | Sapphire Crystal | Flat sapphire, anti-reflective both sides |
| Case Material | Stainless Steel | Grade 5 titanium with 18k Sedna gold bezel-lock pusher and crown, bidirectional polished blue bezel with Ceragold numerals, helium escape valve, screw-in crown |
| Origin | Swiss Made | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Maurice Lacroix's design language vs Omega's approach
The Maurice Lacroix Aikon Automatic features a Stainless Steel case at 42mm with Sapphire Crystal protection. The Omega Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) offers Grade 5 titanium with 18k Sedna gold bezel-lock pusher and crown, bidirectional polished blue bezel with Ceragold numerals, helium escape valve, screw-in crown construction at 55 x 48mm, 18.26mm thick, 48mm lug to lug with Flat sapphire, anti-reflective both sides. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic ML115 vs Omega Co-Axial Master Chronometer calibre 8912, automatic, METAS certified, time zone function
The Aikon Automatic runs the Automatic ML115 (Automatic (Sellita SW200-1 base), 38 Hours power reserve) at 28,800 vph (4 Hz) frequency. The Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) uses the Omega Co-Axial Master Chronometer calibre 8912, automatic, METAS certified, time zone function (Omega 8912, Master Chronometer, About 60 hours reserve) at standard. The Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) offers a longer power reserve.
Wearability & Fit
42mm vs 55 x 48mm, 18.26mm thick, 48mm lug to lug — different wrist presence
At 42mm, the Aikon Automatic wears more compactly on smaller wrists compared to the Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) at 55 x 48mm, 18.26mm thick, 48mm lug to lug. Water resistance differs: 200m (20 ATM) vs 1200m (120 bar).
Value & Cost of Ownership
Maurice Lacroix sits in the lower tier
The Maurice Lacroix Aikon Automatic sits at $1,500–$2,500 and the Omega Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) at $10,000–$25,000. On the specs that outlast any price: the Aikon Automatic uses Sapphire Crystal with 38 Hours, against Flat sapphire, anti-reflective both sides and About 60 hours on the Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial). Service intervals are typically 5-7 years for both.
Water Resistance
200m (20 ATM) vs 1200m (120 bar)
The Aikon Automatic is rated to 200m (20 ATM) while the Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) handles 1200m (120 bar). The Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) offers superior water resistance.
Our Verdict
Maurice Lacroix
Aikon Automatic
Choose the Maurice Lacroix Aikon Automatic if you prioritize Automatic (Sellita SW200-1 base) engineering, Swiss Made craftsmanship, and 200m (20 ATM) water resistance. At $1,500–$2,500, it delivers Automatic ML115 with 38 Hours power reserve.
View the dossierOmega
Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial)
Choose the Omega Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) if you value Omega 8912, Master Chronometer technology, Swiss Made heritage, and 55 x 48mm, 18.26mm thick, 48mm lug to lug proportions. At $10,000–$25,000, the Omega Co-Axial Master Chronometer calibre 8912, automatic, METAS certified, time zone function with About 60 hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Maurice Lacroix Aikon Automatic and Omega Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial) represent two distinct approaches to fine watchmaking — the Maurice Lacroix bringing Swiss Made tradition while Omega delivers Swiss Made engineering.
Frequently Asked Questions
More Comparisons
Tag Heuer Carrera Chronograph vs Maurice Lacroix Aikon Automatic
Tag Heuer's chronograph meets Maurice Lacroix's diver
Tag Heuer Carrera Chronograph vs Omega Seamaster Ploprof 1200M Co-Axial Master Chronometer 55 x 48mm 227.60.55.21.03.001 (titanium and Sedna gold, blue lacquered dial)
Two chronographs compared — $2,500–$5,000 vs $10,000–$25,000
Tissot PRX Powermatic 80 vs Maurice Lacroix Aikon Automatic
Tissot's timepiece meets Maurice Lacroix's diver
Explore These Watches
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.