Blancpain Fifty Fathoms Full Shell Men s Watch .High tech satin gray, glossy and bright, with high hardness .Colorfast, stain resistant, and resistant to wear .Case, bezel, and dial with a strong three dimensional effect, never fading .Smooth to the touch, gentle on the skin .Crown and pushers with precise engraving, showcasing superlative craftsmanship .Buckle in satin finish, meticulously polished inside and out .The pin of the buckle features multi faceted chamfering for perfect restoration of original details .Movement adopts the accurate Hangzhou 7 series modified to Blancpain s own Cal.1315 movement .The color of the plate s jewel bearings matches the original, achieving true color purity .The one piece plate not only closely resembles the original but also better protects the movement, ensuring greater stability .The plate is polished and then chamfered, meticulously crafted to prevent copper shavings from falling into the movement and causing it to stop .Dial features a date size that matches the original, with 100% Swiss imported C3 luminous material .Brightness and durability rival that of genuine products .Waterproof, with 100% three level waterproof testing before leaving the factory