Sapphire is generally thought of as blue, blue corundum, however sapphire is the name given to all colours of the crystal corundum, other than red which is known as Ruby.

Birthstone for September and a Hardness of 9

4.15ct Australian Yellow/Parti Sapphire - Round   Looking for a high impact gemstone, something to take people's breath away? This stunning, untreated Australian sapphire might be the perfect piece. Whether for an engagement ring or special...