Official Synchronization: 2025 New Model Blancpain Fifty Fathoms 5100 Series.Official Size: 38mm .High-tech satin finish, glossy and bright, with high hardness.Color remains unchanged, stain-resistant, and wear-resistant.Case and bezel are precisely matched, with strong three-dimensionality, and never fades.Smooth to the touch and gentle on the skin.Crown and pushers feature neat engraving with superlative craftsmanship.The buckle has a satin finish, with meticulous polishing inside and out.The pin of the buckle is multi-faceted chamfered, perfectly replicating the details of the genuine product.Movement: Utilizes the 9015 movement modified to Cal. 1153.The color of the plate's jewel bearings matches the original, achieving true purity in hue, making the plate unmistakably authentic.The integrated plate not only closely resembles the original but also provides better protection for the movement, ensuring greater stability.The plate undergoes grinding treatment followed by chamfering to prevent copper shavings from falling into the movement, which could cause it to stop.Dial: Calendar size is a perfect match, featuring 100% Swiss-imported C3 luminescence with brightness and longevity that rivals the original.Water Resistance: 100% tested for three levels of water resistance at the factory.