Introduction: This in vitro study deals with the efficiency of surface polishing systems after the glaze layer of the ceramic has been altered using a medium grit diamond to simulate the chairside adjustment of a restoration. Materials and Methods: Forty porcelain discs measuring 10 mm × 3 mm with a metal substructure of 10 mm × 1 mm were used. Ceramco 3(ultra-low fusing feldspathic porcelain) porcelain system was used to fabricate the discs on the metal substructure. A medium grit diamond was used to simulate the chairside adjustment procedures. Ten samples were glazed (control group) and 30 samples were finished and polished using three finishing and polishing agents. (experimental group; Shofu Ceramaster, Kohinoor diamond polishing paste and Sof-Lex discs).These 40 samples and the initial roughened samples were subjected to a profilometer evaluation to obtain results in Ra (Average roughness in µm) and Rz (Mean maximum peak -to-valley height in µm). Results: One way ANOVA revealed a statistical significant difference amongst Ra values of the group. Amongst the finished and polished group of samples, the samples polished with Shofu Ceramaster diamond-impregnated silicon showed the highest efficiency among the three finishing and polishing systems followed by samples polished with Kohinoor L highly filled diamond polishing paste and the least efficient polishing system was the samples polished using Sof-Lex discs. The Rz (Mean peak-to-valley height) values showed the same results as the Ra values. Conclusion: The study concluded that among the three finishing and polishing systems tested, Shofu Ceramaster diamond impregnated silicon rubbers are the most efficient with significant differences in surface roughness compared to roughened samples