The Ibanez GRGM21M GRG Mikro is the mini or 3/4 version of Ibanez’s most famous guitar the RG. It is in the GIO series which is just Ibanez’s budget model line, kind of like Fender’s Squier models or Gibson’s Epiphone brand (GIO appears on the headstock above the standard Ibanez logo). I would associate this..