Other Blog. Weight and Diameter of Round Brilliant Diamond The weight and diameter of diamond are related and regarded as significant factors of diamond selection consideration. Pink Sapphire Pink Sapphire is the colored stone in Corundum family, with maximum hardness inferior to diamond, resulting in resistance to scratch. Solitaire Solitaire is the ring with single diamond in the setting and represents symbol of “single love". It is popular for use in engagement.
