Lab Grown Sapphire and Ruby
We have partnered with a state-of-the-art manufacturer in Japan.
Yes the material is called lab grown corundum. Also known as sapphire and ruby. Sapphire and Ruby is actually the same gemstone however when the stone has enough red its known as a Ruby.
The hardness is the same as it’s the same material. The natural hardness is 9 on the Mohs scale and the lab grown hardness is also 9.