I'll assume you're joking. But if not, I can only tell you that an off the shelf firearm is a tool and tools are likely to become scratched if they are fondled....and even marred if they are used for their intended purpose.
On the other hand, I have heard of a process which encases coins and other paraphenalia in a solid block of clear plastic and people use those items as pieces of decor. Look into that for maximum protection.
On the other hand, I have heard of a process which encases coins and other paraphenalia in a solid block of clear plastic and people use those items as pieces of decor. Look into that for maximum protection.