一克拉钻石有多大？ 钻石大小上手图

       “carat-kela”shiyonglaixingrongzuanshizhongliangdeshuyu，chucizhiwailingyigeyongyumiaoshuzuanshizhongliangdeshuyushi“cents-fen”。1kela= 0.200ke；1kela= 100fen；0.10kelayebeichengwei10fen；1kelazuanshixiangdangyuyimeihuixingzhendezhongliang。neimeyikeladezuanshicongchicunshanglaikanyouduodani？anbiaozhundeyuanxingzuanshilaijisuandehua，1kelazuanshidezhijingshier6.5mm，danshijishangshishoudezuanshizaidaduoshuqingkuangxiazhijingzongshipianxiao，1keladezuanshizhijing6.4huo6.3mm,shenzhihaiyou6.0mmde。

       yishangshiyikelazuanshidaxiaodeduizhaotu，danruguoshangshoudehuakenengyehuiyouyidingchaju，xiamianweidajiafenxiangyixiazuanshidaxiaoshangshoutu：

       zuanshidexingzhuangbutong，daxiaoyehuiyouchayi。yikeyuanxingyikelazuanshidezhijingwei6.5haomi，danyikegongzhufangxingdezuanshizhijingqueshi5.5haomi。eryikelazuanshideqitaxingzhuangzhijingshi：zumulvxing5haomi、lixing5.5haomi、tuoyuanxing6.5haomi、xinxing6.5haomi、lanjianxing5.5haomi、leidienxing4.75haomi。

       zuanshikeyibeipeidaiyekeyibeitouzi，ruguodangzuopeidailaiyongdehua，neimewomenzhuiqiudekenengjinjinshizuanshishijueshangdeda。zaigoumaizuanjiedeshihou，ruguojingjitiaojianyouxian，youxiangmaidaokanqilaibijiaodadezuanjie，neimekeyizaizuanjiexiangqiankuanshifangmianxiagongfu，xiaozuanhaoxiang，jiandanxiangqiandedazuan，keyizaochengxiangdangjudadeshijueganchayi。bingbushiyidingyaodakelicainengyoutuhaodexiaoguo。

tongyangdaxiaodezuanshizaishijuexiaoguoshangdechabie

       zuanshizenyangkanqilaigengxianda？xiangyaotuxianzuanshi，yigecongmingdebanfajiushibaqitabufenjinliangsuoxiao。zaisuoyoudenengshizuanshixiandadefangfadangzhong，zuanjiekuanshishizuixianeryijiande，rujingdiandesizhuaxiangqian，liuzhuaxiangqiandoushinengshizuanshixiandadekuanshi，lingwaijietuoshangxiangqianyiquanzuanshi、cuyongzhezhongxinzuanshideguanghuanshizaoxing。qunxiangyangshiyeshibucuodexuanze，yinweiduokezuanshijulongzaiyiqikeyirangzhengtidexiaoguoxianda。