资讯
The original 3,106-carat Cullinan Diamond, which is still the largest ever discovered, was cut in Amsterdam and created an astonishing nine principal stones. The main one, Cullinan I, is still the ...
Alrosa has cut the largest diamond in the history of Russia ... worked on creating New Sun. The process of crafting this masterpiece took over two years.” Alrosa, one of the world’s leading ...
The cutting process marks a “new stage ... is the world’s largest diamond mining company by volume. It cut production by 2.8% to 34.6 million carats in 2023 and by 4.6% to 33 million ...
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