Sigma SF28 Acoustic GuitarNotes There is a split in the top This is a "new old stock" item acquired from a music store that closed down. It has never been used. A Sigma SF28 Acoustic Guitar in B Stock condition! At Evolution Music, we attempt to highlight cosmetic defects (if any) by picturing every angle of every piece of gear so you know exactly what you are getting. We always picture any and all accessories too. What you see is what you will get so please check out the