# zirconia crowns at Lakshmi dental care and implant center, chennai We provide best zirconia crowns or caps made by our labs in Chennai who use best brands such as 3M, Bruxir , Emax etc. Zirconia crowns have many benefits, including strength and durability and a good colour match .Zirconia-based crowns fared just as well over the course of 5 years as metal-based crowns, according to a 2017 randomized controlled trial published in the Journal of Dentistry. And crowns made of zirconia, called monolithic zirconia .