Lowest price:$40.98Description: min 2.50ct 8mm round golden strontium titanate. this is a man made gemstone that has great brilliance. it has an extremely high refractive index and an optical dispersion that is greater than a diamond. it is not however as hard as diamond. it only ranks 5-5.5 on the moh's hardness scale making it easy to damage. care needs to be taken when working with these stones or wearing them in jewelry.
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