Unverified90% confidenceDecision RuleTime unknown
购买无证书或仅有商家自出证书的钻石不可取，天然钻石认准GIA/IGI/NGTC证书，且需核对证书激光腰码与实物一致
1
Sources
90%
Confidence
Long-term
Relevance
-
First Seen
Sources
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