High Grade Mechanics (HGM) (ハイグレードメカニクス Hai Gurēdo Mekanikusu?) is a line of Gunpla kits from the Universal Century timeline in the Gundam meta series. This line focuses on the 1/550 scale mobile armor units from Mobile Suit Gundam 0083: Stardust Memory. Yen price excluding 5% tax (8% from 2014 onwards).