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Isingeniso Sethu Lomkhiqizo
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Iyini i-4C Standard?
Umbala Wedayimane Wombala wedayimane uhlelwe endaweni yokubuka esezingeni.Ochwepheshe bamaGemology bahlaziya umbala ebangeni lombala D ukuya ku-Z ngedayimane elibekwe libheke phansi, libukwe ngohlangothi, ukuze kube lula ukubuka okumaphakathi.I-Diamond Clarily Grades ukucaca ngokwezinga elamukelekayo emhlabeni jikelele...Funda kabanzi -
Imakethe Yamazwe Ngamazwe Nezinguquko Zemakethe Yamadayimane
Imakethe yedayimane ekhuliswe elebhu yomhlaba wonke yayilinganiselwa ku-$22.45 billion ngo-2022. Inani lemakethe libikezelwa ukuthi lizokhula lifinyelele ku-$37.32 billion ngo-2028. Ekuqinisekisweni okuqinile kwesigaba, i-Federal Trade Commission (FTC) e-US yandise incazelo yayo. zamadayimane azofaka phakathi elebhu ekhule ngo-2018 (pr...Funda kabanzi
