| Grade | Genuine Watches | 5A Clone | 3A Replica | A Replica |
| The Movement | Original | Swiss | Japanese | Taiwan |
| Time Accuracy | -3/+5 sec (COSC Certified) | -5/+6 sec (COSC Certified) | ±10 sec (COSC Certified) | ±1–2 min (COSC Certified) |
| Stainless Steel Type | Brand-Exclusive (316L Steel/Titanium/Ceramic) | Advertised as “Identical” (Typically 316L + Plating) | 316L Steel or Mixed Alloys | Basic Stainless Steel/Alloys |
| Logo & Markings | Laser-Etched Branding | Sapphire with Correct Magnification | Sapphire Crystal | Mineral Glass |
| Dial | 100% Genuine Design | 1:1 Replication (Fonts/Details) | 90% Match to Original | 70% Similarity |
| Waterproof | Varies by Model (30m–300m) | Lab-Tested 300m | 30m Rated | Life waterproof |
| Life expectancy | Lifetime | Lifetime | 3-5 years | 1-2 years |
| Warranty | 2 Years | Up to 5 Years | Up to 3 Years | Up to 1 Years |
Features:
– Ceramic Bezel: Upgraded bezel with polished imported ceramic, matching the original design, featuring platinum-plated markers for durability.
– Date Window: Large, ladder-style date window at the 6 o’clock position, consistent with the authentic model.
– Sapphire Crystal: Enlarged back glass to 30mm, providing a clear view of the movement, distinguishing it from smaller, less authentic versions.
– Dial Design: Engineered color with oil-pressure satin finish for a sophisticated, youthful look, closely mimicking the original design.
– Hands: Original mold hands with luminous filling, meticulously crafted over six months to achieve the precise beveling and finishing of the genuine version.
– Movement: Equipped with the authentic 8900/8901 black oil silk co-axial Master Chronometer movement, visible through scratch-resistant sapphire crystal.
– Case Details: Refined half-moon cut surfaces with polished and beveled lugs for a seamless, elegant integration with the case.
– Crown: Logo-engraved crown with polished and brushed finishes identical to the original.
– Bracelet: Precision-crafted stainless steel bracelet with no visible welds, featuring an adjustable clasp like the original.
– Unique Coding: Back movement and clasp engraved with matching codes, ensuring authenticity with a one-watch-one-code system.
Description:
Experience the timeless elegance of the OMEGA Constellation Ceramic Blue Dial Watch,













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