2025-02-09 16:24 Carbonado meteorite net weight:444 gr Carbonado meteorite, often referred to as "black diamond," is a rare and unique form of polycrystalline diamond. Unlike conventional diamonds formed deep withi...

2025-01-30 19:18 Net weight:1200 gr

2025-01-29 17:48 Black Diamond Rough Net weight:77 carat Density:2.67   One of the special precious stones used in the jewelry industry is the black diamond. This precious stone was first discovered in Brazil and ...