What is the value of a antonio zoli model 281.512750 that is in perfect working order and is in mint condition and double triggered and engraved?

The value of an Antonio Zoli model 281.512750 in perfect working order, mint condition, double-triggered, and engraved can vary significantly based on factors such as current market demand, rarity, and specific features. Generally, such a firearm could range from $1,000 to $3,000 or more. For a precise valuation, it's advisable to consult recent sales data or seek an appraisal from a knowledgeable firearms dealer or auction house.