0.20 - 0.49ct I I1 Lab Grown Round
As of April 2026, there are 1,169 lab grown round diamonds with I color and I1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from ￥11,642 JPY to ￥8,057,910 JPY, with an average of ￥295,470 JPY.
Last updated: April 2026
Available
1,169
Lowest Price
￥11,642 JPY
Highest Price
￥8,057,910 JPY
Average Price
￥295,470 JPY
Market Intelligence
Retailers Selling
5
Cross Retailer %
90.0%
Price Spread
151.4%
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
$311
Median
$383
90th Percentile
$1,166
Score Distribution
1.2K diamonds scored across 4 quality tiers
Excellent
29 (2.5%)
Very Good
546 (46.7%)
Good
349 (29.9%)
Average
245 (21.0%)
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