Genuine 100% Natural Blue Sapphire 1.56ct 7.6 x 5.7mm Cushion Cut SI1 Clarity
Genuine 100% Natural Blue Sapphire 1.56ct 7.6 x 5.7 x 3.5mm Cushion Cut SI1 Clarity Madagascar. Unheated and Untreated! Less than 1% of all Sapphires are unheated or untreated.