The RB-250 was the workhorse of the Gibson Mastertone line from the 1950s through the 70s. Today's edition has been retro-updated with classic prewar styling.

• Resonator and neck: Mahogany
  
• Fingerboard/Inlay: Ebony/Standard
  
• Binding: Single Bound
  
• Hardware: Nickel Plate
  
• Tuners: Five-star style
  
• Finish: Mahogany Red
  
• Case: Shaped Hardshell