0.20 - 0.49ct J SI1 Lab Grown Radiant
As of April 2026, there are 505 lab grown radiant diamonds with J color and SI1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from £231 GBP to £130,115 GBP, with an average of £3,593 GBP.
Last updated: April 2026
Available
505
Lowest Price
£231 GBP
Highest Price
£130,115 GBP
Average Price
£3,593 GBP
Score Distribution
505 diamonds scored across 4 quality tiers
Excellent
11 (2.2%)
Very Good
15 (3.0%)
Good
363 (71.9%)
Average
116 (23.0%)
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