0.20 - 0.49ct I SI2 Lab Grown Round
As of April 2026, there are 5,203 lab grown round diamonds with I color and SI2 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from £43 GBP to £111,072 GBP, with an average of £1,957 GBP.
Last updated: April 2026
Available
5,203
Lowest Price
£43 GBP
Highest Price
£111,072 GBP
Average Price
£1,957 GBP
Market Intelligence
Retailers Selling
14
Cross Retailer %
N/A
Price Spread
50.0%
30-Day Price Trend
N/A
30-Day Supply Change
N/A
Volatility (30d)
N/A
Price Range
Price per carat distribution across retailers
10th Percentile
$734
Median
$916
90th Percentile
$2,155
Score Distribution
5.2K diamonds scored across 4 quality tiers
Excellent
948 (18.2%)
Very Good
2,549 (49.0%)
Good
985 (18.9%)
Average
721 (13.9%)
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