They measure about -5x7MMStone - OpalShape - OvalQuality -AAAOrigin -EthiopiaAverage Stone Weight - .50cts
They measure about -6x8MMStone - OpalShape - OvalQuality -AAAOrigin -EthiopiaAverage Stone Weight - 0.70cts
Stone - OpalShape - MixQuality -AAAOrigin -EthiopiaAverage Stone Weight - 1.40cts
Stone - OpalShape - MixQuality -AAAOrigin -EthiopiaAverage Stone Weight - 1.80cts