Edwardian 9ct Gold Sapphire & Diamond Heart Locket

A good example of an EdwardianJewellery made in the Edwardian era (1901-1914). heart locket which has been set with a sapphireBlue is the best-known colour for this gemstone but it can be found in all colours of the spectrum. After diamond, sapphire is the hardest gemstone.
and four diamonds. It is in very good condition and was made circa 1910.