0.20 - 0.49ct D SI1 Lab Grown Radiant
As of April 2026, there are 1,018 lab grown radiant diamonds with D color and SI1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from ￥10,424 JPY to ￥1,428,358 JPY, with an average of ￥105,988 JPY.
Last updated: April 2026
Available
1,018
Lowest Price
￥10,424 JPY
Highest Price
￥1,428,358 JPY
Average Price
￥105,988 JPY
Market Intelligence
Retailers Selling
14
Cross Retailer %
N/A
Price Spread
51.2%
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
$496
Median
$749
90th Percentile
$1,833
Score Distribution
1.0K diamonds scored across 4 quality tiers
Excellent
371 (36.4%)
Very Good
352 (34.6%)
Good
182 (17.9%)
Average
113 (11.1%)
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