Product Natural Opal Size (mm) 12.29 x 9.0 x 5.24 Number of Gems 1 Total Weight 2.55ct Shape / Cut Oval Cabochon Colour Whitish body displaying green, red minor orange and purple play of colour Clarity Translucent Origin Ethiopia Hardness 5.5 – 6.5 MOH’S Scale Crystal Structure Amorphous Enhancement None Certificate Yes Product Code 22981