0.20 - 0.49ct J I1 Lab Grown Round
As of April 2026, there are 1,296 lab grown round diamonds with J color and I1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from $127 NZD to $294,930 NZD, with an average of $12,330 NZD.
Last updated: April 2026
Available
1,296
Lowest Price
$127 NZD
Highest Price
$294,930 NZD
Average Price
$12,330 NZD
Market Intelligence
Retailers Selling
5
Cross Retailer %
100.0%
Price Spread
94.0%
30-Day Price Trend
N/A
30-Day Supply Change
N/A
Volatility (30d)
0.07
Price Range
Price per carat distribution across retailers
10th Percentile
$303
Median
$458
90th Percentile
$1,088
Score Distribution
1.3K diamonds scored across 4 quality tiers
Excellent
14 (1.1%)
Very Good
459 (35.4%)
Good
372 (28.7%)
Average
451 (34.8%)
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