The NT neck began in 99 and was completely phased in by 01. In 01, 700 Series appointments were Koa rosette, Rosewood binding and small MOP dot fretmarkers (98-00 models had Abalone rosettes, black binding large Abalone dot fretmarkers and Cedar tops). A 01 712 will have non-forward shifted bracing with no relief rout and a 4 1/8" body depth (current models are 4 3/8").