The 651 is a Concord series acoustic guitar model introduced by Ibanez for 1974. It was crafted in Japan.
The 651 features a dreadnought body with a fine grained spruce top on selected queen mahogany back and sides with a high gloss finish. The round soundhole rosette is trimmed with the famous herringbone style marquetry and has a fancy red tortoise pickguard. The mahogany neck has a 20-fret rosewood fingerboard with pearloid dot position markers and white side dots and a Gallagher style headstock. Components include a bone saddle in a rosewood bridge with ivory bridge pins, a bone nut, and chrome plated machine heads
The 651/12 is a 12-string model. The 650 is a related model with grand concert body.