How much is a Moritz and Gerstenberger EM-GE Model 5 derringer in .320 caliber worth?

The value of a Moritz and Gerstenberger EM-GE Model 5 derringer in .320 caliber can vary significantly based on its condition, historical significance, and market demand. Generally, these firearms can range from $500 to $1,500 or more. For an accurate appraisal, it's advisable to consult a firearms expert or reference recent sales of similar models.