A diamond, precious or semi-precious dust polishing agent for home use and professional use in the care of natural tooth enamel and dental veneers comprised of a quantity of diamond dust coated with a lubricant in conjunction with a paste for carrying the lubricant coated diamond precious or semi-precious non-toxic abrasive dust, this dust being made of particles of a size comprised between 500 nanometers and 5 nanometers. The diamond, precious or semi-precious dust polishing agent permits the user to maintain the polish and luster of the natural tooth enamel and veneer at home without adversely abrading or damaging the surface thereof.