129.47 Carats: Cultivated Diamonds Set Another World Record

New Diamond Technology Cultivated Diamond Company in St. Petersburg, Russia, this month produced a type Ib HPHT (High Pressure and High Temperature...

Match “Chang’e” With Diamonds! Superhard Materials Experts Make New Achievements

“Chang’e” flew to the moon, stunning the world! “Changing Five” sends “Changing Five”, the moon goes to &...

12.75 Carats! The World’s Largest Cvd Diamond

In November 2020, the IGI International Gemological Institute recently inspected a gem-quality CVD cultivated diamond (finished diamond) weighing 1...

International Diamond Conference And 2020 China Superhard Material Technology Development Forum Held In Changzhou

On November 10, 2020, the International Diamond Conference and 2020 China Superhard Materials Co-sponsored by the Superhard Materials Branch of Chi...