It's impossible to assess exactly how much devastation one single diamond could have caused before it was cut, polished, set and sold at a high-end retailer.

很难精确地评估当一颗钻石经过切割，抛光，在到摆放在高档零售商店出售，最后会破坏掉多少资源。

youdao

Once a diamond is cut up and polished its origins are effectively disguised.

BBC: Who, What, Why: How do you spot a stolen diamond?