I know of no handgun that has a one inch diameter bore.
You did not say which model. The Erma-Werke KGP68, which looks like the traditional "Luger" pistol, is about $250-$500, depending on condition. If you have a different model, please repost with that information.
25-160
Impossible to answer without a detailed description of all markings, caliber, finish, etc..
400
50-500 USD
The value of a Deutsche Werke 32 caliber pistol can vary significantly based on factors such as its condition, rarity, and historical significance. Generally, these pistols can range from $100 to $600 or more. For a precise valuation, it's advisable to consult a firearms expert or appraiser who can assess the specific model and condition of the pistol.
Produced in 1968 with a magaine safety: Exc V.G. Good Fair Poor 500 400 300 200 100
value depends on overall condition
The value of an Erma-Werke handgun actually depends on a number of things. Some of these things include the age and condition of the handgun.
50-200 depending on specifics
25-60 USD or so
The value of a 6.35MM Deutsch Werke Pistol can vary significantly based on its condition, rarity, and historical significance, typically ranging from $100 to $500. Factors such as original packaging, documentation, and any unique features can also impact its price. For an accurate appraisal, it's best to consult a firearms expert or a reputable auction house that specializes in vintage pistols.