blue sapphire gemstone, top view. oval cut, 1.25 carats.

5000kn 5x7mm125 beautiful beauty birth birthstone blue brilliant carat carats closeup color colorful corundum crystal cut detail durable enhanced expensive facet gem gemology gemstone hardness heated indigo jewel jewellry jewelry lanka light luxury macro mineral mining mohs natural nature oval photographed precious purple rare rock sapphire september shape shiny sparkle sri stone top transparent treated valuable vibrant view violet wealth