The GB15 is a hollow body electric guitar model introduced by Ibanez for 2006. It is a signature model for American jazz guitarist George Benson. It is made in Japan as part of the upscale Prestige line.
The GB15 features a smallish, single cutaway, full hollow body design with a spruce top with ƒ holes and multi-layer binding and maple back and sides mated to a set-in three-piece maple neck with a large headstock and a 22-fret ebony fingerboard with binding and pearl and abalone split block position markers. Components include a sinlge floating Ibanez GB special humbucking pickup at the neck with a cosmo black cover and a Tri-sound switch for coil-splitting; a height-adjustable ebony bridge with special adjustable split trapeze tailpiece; a bone nut; a tortoise pickguard; and Gotoh tuning machines with pearloid buttons.