0.3 Carat Princess Cut Lab Grown Diamonds

Shop over 977 0.3 carat princess cut lab grown diamonds from 9 top-rated online jewelers. Prices typically range from $142 to $794 for 0.3 carat princess cut lab grown diamonds depending on the diamond's color, clarity, and other factors. For more diamond pricing information check out our Diamond Price Indexes.

Top Diamonds

These diamonds are recommended to you based on your search activity.

All Diamonds