If your ming vase is stolen should you get it back after it appreciated, or the thief gets the upside and you just get cash as if it were a forced sale at theft

If your ming vase is stolen should you get it back after it appreciated, or the thief gets the upside and you just get cash as if it were a forced sale at theft time? Not an exact analogy but I think it at least shows there is a spectrum of situations to consider.