Education
Other Imitations (8.08)
Other Imitations (8.08)Other imitations include: white sapphire, yttrium aluminum garnet (Y.A.G.), colorless spinel, colorless rutile, and strontium titanate. These are even easier to reject as diamond, due to their clearly...
Other Imitations (8.08)
Other Imitations (8.08)Other imitations include: white sapphire, yttrium aluminum garnet (Y.A.G.), colorless spinel, colorless rutile, and strontium titanate. These are even easier to reject as diamond, due to their clearly...
Stay Informed (8.05)
Staying informed on new developments and identification methods of lab-grown diamonds is imperative.
Stay Informed (8.05)
Staying informed on new developments and identification methods of lab-grown diamonds is imperative.
Lab-Grown Diamond Valuation (8.03)
Since lab-grown diamonds can be made in weeks or months with no mining costs and far less overhead in employees and manufacturing versus mining equipment pricing has come down dramatically....
Lab-Grown Diamond Valuation (8.03)
Since lab-grown diamonds can be made in weeks or months with no mining costs and far less overhead in employees and manufacturing versus mining equipment pricing has come down dramatically....
A Brief History (8.02)
On December 16, 1954 the General Electric chemist, H. Tracy Hall, produced the first reproducible HPHT (high pressure high temperature) synthetic diamond.
A Brief History (8.02)
On December 16, 1954 the General Electric chemist, H. Tracy Hall, produced the first reproducible HPHT (high pressure high temperature) synthetic diamond.
Avoiding It (10.08)
Avoiding It (10.08)So how do you avoid such a fiasco? Watch for the fish-eye, which becomes gradually more obvious as the pavilion becomes flatter. In this case, the girdle reflection...
Avoiding It (10.08)
Avoiding It (10.08)So how do you avoid such a fiasco? Watch for the fish-eye, which becomes gradually more obvious as the pavilion becomes flatter. In this case, the girdle reflection...