莱索托王国Letšeng矿区新发现一颗122ct钻石原石

yingguozuanshikaicaishang gem diamonds shangzhouxuanbuzailaisuotuowangguo letšeng zuanshikuangquxinfaxianyikezhongda122ctdebaoshijizuanshiyuanshi，zheishigaigongsijinniankaicaichudiyikechaoguo100ctdezuanshiyuanshi。

gem diamonds biaoshizheikezuanshiyuanshidadaozhuoyuedepinzhi（exceptional-quality），jingjiandingwei d se type iia xingzuanshi。

letšeng kuangquweiyulaisuotuowangguobeibu，yichuchanchaoguo100ctdedakelizuanshiyuanshierwenming，danshijinnianlaigaikuangqudedachicunyuanshikaicaishuliangchengchixuxiajiangqushi，2022nianjinfaxian4kechaoguo100ctzuanshiyuanshi，xiangbizhixia2021nianfaxian6ke，2020nianzedadao16ke。