The top version of Richard Mille series produced by KV factory Richard Mille RM02 series The latest version of this series produced by KV factory (the case and back cover are made of the latest technology of nano-TZP ceramics) Note: TZP is a tetragonal oxide Zirconium polycrystalline porcelain, low-density wear-resistant friction, low thermal conductivity and other material characteristics; so that the bezel and back cover can be processed and polished with special precision, thus showing high brightness, rassa arc surface, the movement is super stable The imported 6T51 fully automatic movement has a waterproof performance of 100%. Especially the case is made of fine lass polished workmanship. The buckle is also made of first-class fine polished workmanship.