寶啾寶石 報報: Melee Parcel Contains Just One Natural Stone 寶啾 寶石坊 也有 裸鑽 及 有色寶石 的銷售服務,也 可以代客設計加工,歡迎來詢問, 寶啾寶石坊 提供最好的服務及最佳的價位。 Baochu寶啾寶石坊有LINE@了,請透過下方連結將我們加好友。 https://line.me/R/ti/p/%40vqw8994l The Gemological Institute of America ( GIA ) found just one natural diamond in a melee parcel containing more than 1,000 undisclosed synthetic stones, according to a recent lab note. The organization's New York center received 1,102 small diamonds weighing a combined 9.67 carats for its melee-analysis service. Initial screening referred 1,093 of them for further testing, while the GIA could not assess the other nine because they did not meet the service's criteria for examining stones. Spectroscopic tests confirmed 1,092 of the 1,093 diamonds to be synthetics created using the High Pressure-High Temperature ( HPHT ) technique. This case represents the largest percentage of undisclosed synthetic melee the GIA has seen in a parcel, researchers Stephanie Persaud, Wu...
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