世界珠宝联合会颁布《培育钻石指引》：培育钻石不适用分级

jingguozhangdaliangniandediaoyanhetingzhenggongzuohou，cibjo（shijiezhubaolianhehui，huoyizuo“shijiezhubaolianmeng”deng）banbule《shiyanshipeiyuzuanshizhiyin》（laboratory-grown diamond guidance）。gai《zhiyin》youpeiyuzuanshixingyehetianranzuanshixingyededaibiaogongtongyanjiuwancheng，qishouyaomudeshibaozhangxiaofeizheduizuanshixingyedexinxin。

《zhiyin》deqizhongyigeguanjianyuanzeshi，xiaofeizhebixuhuoquwanzhengde、qingxidexinxi，yigenghaodilijie“zijimaideshishenme”，zheiyangcainengzuochulixingdegoumaijueding。zheijiuxuyaozaiguanyupeiyuzuanshidemiaoshushangqingchudishuoming，tashiyongkejishouduan，jinggongyeliuchengzhizaochulaidechanpin，erbushixiangtianranzuanshineiyangshuyuzirankuangwu。

peiyuzuanshihetianranzuanshizunxungezibutongdeshangyemoshiyunzuo，zaiyanse、jingdu、zhongliangdengfangmianyouguanlian，dantianranzuanshijuyouxiyouxing（rarity），peiyuzuanshimeiyou，yinweipeiyuzuanshideyansejingdudengzhibiaoshikeyitongguojishushouduankongzhide。

xiyouxingyizhishitianranzuanshidingjiazhongdeguanjianyinsu，zheiyejuedingletianranzuanshidezhangqijiazhi。

培育钻石

《zhiyin》fenchengbutongdebankuai，qingxidizhichuleduipeiyuzuanshimiaoshuzhongxuyaocaiyongdeyuanze，yijigegongsizaijingyinghuozhanchucileichanpinzhongxuyaozuodejinzhidiaochadengshixiang。

lingwai，《zhiyin》qiangdiao，suoyouxiangqianlepeiyuzuanshidezhubaochanpin，doubixuzaixiaoshoupiaojuhuoyahuowenjianzhongqingchubiaoming。bujinruci，wenjianzhonghaixuyaoshuomingpeiyuzuanshidejiancejishudengziliao。

《zhiyin》zhonghaiyouyigehenguanjiandebufen，zhongdianjiangshulegebaoshijiandingshiyanshizaizhenduipeiyuzuanshidejiancezhongxuyaozhuyideshixiang。jianyupeiyuzuanshihe“xiyouxing”wuguan，suoyiduiqichujudejiancezhengshuyeyingdanghetianranzuanshijiancezhengshuyouqubie。

yinci，peiyuzuanshidejiancezhengshu，yingdangwei《peiyuzuanshichanpinshuoming》(laboratory-grown diamond product specification)，erbushi《fenjibaogao》（grading report）。

peiyuzuanshishigongyechanpin，yincizai《chanpinshuoming》zhongxuyaobaokuoyixiehe《tianranzuanshifenjibaogao》butongdeneirong，birushengchanchangjia、shengchanpicibianhao、chandi、shengchanjishu（hphthaishicvd）、houqichulijishuxinxidengdeng。

chucizhiwai，ruguojiandingsuocaiyong4cmiaoshupeiyuzuanshidehua，jiubixuzaiyansehejingduzheiliangxiangzhibiaoqianmianjiashang“lg”ziyang（ji laboratory grown，“shiyanshipeiyu”deyisi）。zaizhongliangmiaoshufangmian，《zhiyin》yaoqiupeiyuzuanshichanpinshuomingbixutongshibiaoming“kelazhong”he“kezhong”zheiliangzhongjiliangdanwei。

zongjiexialai，cibjodeyisishi：tianranzuanshi=kuangwu，shiyongfenjijiandingbaogao。peiyuzuanshi=gongyepin，shiyongchanpinshuomingshu。