Nūhou ʻOihana
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ʻO kā mākou hoʻolauna huahana
ʻAno: Lab Grown CVD Diamond Sizes mākou hāʻawi: 0.50 carat a 5.00 carat nui Diamond carat kaumaha: 0.50 carats a 5.00 carats Diamond Size: 5.00mm a 11.00mm Approx.ʻO ke ʻano daimana: ʻOki ʻokiʻoki ʻoniʻoni a puni ka kala: Keʻokeʻo (D, E, F, G, H, I, J, K) Diamond Clarity: VVS1/2, VS1/2, SI1/2, I1/2/3 Hardne.. .Heluhelu hou aku -
He aha ka 4C Standard?
Hoʻopili ʻia ka kala daimana kala i loko o kahi kaiapuni nānā maʻamau. Hoʻopili ka poʻe Gemologists i ke kala i ka laulā kala D a Z me ke daimana i hoʻonoho ʻia i luna, nānā ʻia ma ka ʻaoʻao, e hoʻomaʻamaʻa i ka nānā ʻole.Hoʻomaʻamaʻa ʻia ʻo Diamond Clarily Grades e like me ke kūlana i ʻae ʻia ma ka honua ...Heluhelu hou aku -
Ka Makeke International a me na Hoololi Makeke o Daimana
Ua kūʻai ʻia ka mākeke daimana ulu honua ma US $ 22.45 biliona i 2022. Kuhi ʻia ke kumukūʻai o ka mākeke e ulu i US $ 37.32 biliona e 2028. Ma kahi hōʻoia ikaika o ka māhele, ua hoʻonui ka Federal Trade Commission (FTC) i ka US i kāna wehewehe. o nā daimana e hoʻokomo i ka lab-grown i 2018 (pr...Heluhelu hou aku
