From Gibson:

The King of the Flat-tops, with the vintage vibe and feel from the era that gave birth to some of the most prized Gibson Acoustic instruments. This new Custom Shop 1957 SJ-200 offers details such as hand-selected maple for the back and sides, a headstock stinger, and our Thermally Aged top for the full vintage effect.

Antique Natural, Super Jumbo SJ-200body shape, Thin VOS nitrocellulose lacquer finish, Thermally aged Sitka Spruce top, Traditional hand scalloped X bracing, Flame Maple back and sides, Multi-ply top and back binding, Rounded shaped two piece Maple neck, Bound 12 radius Rosewood fingerboard with the Mother of Pearl Graduated Crown inlays and standard frets, 25.5″ scale length, 1.724″ nut width,Gotoh Keystone tuners, With hardshell case