Rolling Quartz (롤링쿼츠) is a 5-member South Korean rock girl group/band under Rolling Star Entertainment. The group consists of members Arem, Iree, Yeongeun, Jayoung, and Hyunjung. They were originally two separate bands, under the names Rolling Girlz and Rose Quartz, but they merged into a single group, Rolling Quartz. They debuted on December 30th, 2020 with, Blaze.