2025 New Blancpain Fifty Fathoms 5100 Series.Official size: 38mm.High-tech satin finish, glossy and bright, with high hardness. It does not change color, does not stain, and is resistant to wear. The case features a bezel that matches the original, providing strong three-dimensionality and will never fade. The surface feels smooth and does not harm the skin.Crown and pushers are precisely engraved with superb craftsmanship. The buckle is satin-finished, with meticulous polishing inside and out. The buckle pin has been multi-faceted chamfered to perfectly replicate the details of the genuine product.Movement: The watch is equipped with a modified Cal.1153 movement based on the 9015 caliber. The color of the bridge gem bearings matches the original, achieving a genuinely pure hue, ensuring that the bridge does not look fake at first glance.The integrated bridge not only resembles the original more closely but also offers better protection for the movement, making it more stable. The bridge undergoes grinding treatment before chamfering, with painstaking attention to detail to avoid any copper shavings from falling into the movement and causing it to stop.Dial: The date size matches the original, featuring 100% Swiss-imported C3 luminous material with brightness and durability that rivals the original.Water Resistance: The watch has undergone 100% three-phase water resistance testing at the factory.