3.00 - 4.99ct J SI2 Lab Grown Round
As of April 2026, there are 3,906 lab grown round diamonds with J color and SI2 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from $140 NZD to $324,356 NZD, with an average of $5,478 NZD.
Last updated: April 2026
Available
3,906
Lowest Price
$140 NZD
Highest Price
$324,356 NZD
Average Price
$5,478 NZD
Market Intelligence
Retailers Selling
16
Cross Retailer %
N/A
Price Spread
74.0%
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
$3,030
Median
$7,843
90th Percentile
$11,548
Score Distribution
3.9K diamonds scored across 4 quality tiers
Excellent
317 (8.1%)
Very Good
1,624 (41.6%)
Good
1,196 (30.6%)
Average
769 (19.7%)
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