要是想卖高品质珠宝的话，查查国家珠宝评估师协会的评估师。
For fine jewelry, look up appraisers from the National Association of jewelry appraisers.
本文将此法和现有国标和国内行业习惯作对比研究，将对国内刚刚兴起的珠宝评估行业产生指导意义。
This paper has a correlation study between 'SPEED "method and the present national standard, industrial tradition, which will play a direction role in our new jewellery evaluation industry."
好的珠宝商会告诉你这些特性以及你自己如何寻找并评估它们的价值。
A good jeweler will advise you of these characteristics and how to look for and evaluate them yourself.
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