SYNTHETIC BLUE SAPPHIRE ROUND CUT

SYNTHETIC BLUE SAPPHIRE ROUND CUT
Synthetic sapphire, manufactured using the Verneuil smelting and drop system.
Blue color, usually Ceylan tones. It could be some darker stones and other with African stone tones
Mohs 9 hardness scale
Small, irregular, conchoid fracture
Not exfoliation
To set without complications, both in claw and rail.
Although it can be set in casting wax, it is at risk of losing color if metal and cylinder temperatures are not very controlled. This technique is not recommended for blue synthetic sapphire