Dalam beberapa tahun terakhir, synthetic diamond grown by chemical vapor deposition (CVD) has become an important topic in the jewelry industry. These diamonds can be synthesized under low pressure and medium high temperature (sekitar 800 ke 900 derajat Celsius), and have been more widely used in jewelry. Chemical vapor deposition synthetic diamonds are almost always brown …
CVD synthetic diamond with nitrogen impurities Baca selengkapnya »
1. Di dalam 2018, Beruang, the world's largest diamond manufacturer, launched a new brand called Lightbox Jewelry, which will be the only jewelry brand under the group that uses technical synthetic diamonds provided by its subsidiary Element Six Diamond Laboratory. 2. Diama was founded in May 2016, and all its product series are made of …
Major brands of cultivating diamonds at home and abroad Baca selengkapnya »
One of the 4C standards is cut, which is for brilliant cut diamonds. When other factors are the same, the diamond value of the brilliant cut process is regarded as the highest. So how many cutting methods are there for diamonds? Here is a brief introduction to the methods Please refer to the 4C standard …
Diamond processing: the preparation process from rough to millions of diamonds Baca selengkapnya »
The most complete crystal octagonal gray diamond, 4.12 karat, 10.8*8*8mm, Afrika Selatan 0.67 karat, 7*4*2.5mm, South African diamonds 1.13 karat, 7*5*4mm, Central African Republic 1.76 karat, 7*6*6mm, Brazil 1.91 karat, 7*6*6mm, Brazil Brown octahedron, 7.19 karat, 12*9.5*9mm, South Africa Brown diamonds, two 5.63 karat, 7*6*6 dan 7*7*6, Australia Gray slender octahedral crystal 1.68 carats 7*6*5mm …
Berlian adalah batu permata alami yang terbentuk di bawah kondisi suhu tinggi dan tekanan tinggi jauh di dalam bumi. Melalui beberapa ilmu pengetahuan intan, kita tahu bahwa berlian mempunyai ciri-ciri kekerasan yang tinggi, indeks bias tinggi dan tingkat dispersi tinggi, dan titik lelehnya juga mencapai 3550°C-4000°C, begitu pula berlian bisa dibakar dengan api? …
Bisakah berlian dibakar dengan api? Jangan mencobanya dengan enteng! Baca selengkapnya »
Many people know that the formation of rough diamonds takes more than one billion years, and a rough-looking rough diamond needs to go through complicated cutting and polishing to turn into a diamond with a beautiful appearance. Today we will reveal the secret of the cosmetic procedure of a rough diamond. Planning and marking is …
