3.00 - 4.99ct J SI1 Lab Grown Cushion
As of April 2026, there are 509 lab grown cushion diamonds with J color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from $256 SGD to $43,712 SGD, with an average of $4,486 SGD.
Last updated: April 2026
Available
509
Lowest Price
$256 SGD
Highest Price
$43,712 SGD
Average Price
$4,486 SGD
Market Intelligence
Retailers Selling
4
Cross Retailer %
N/A
Price Spread
7.7%
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
$1,869
Median
$2,000
90th Percentile
$7,488
Score Distribution
509 diamonds scored across 4 quality tiers
Excellent
28 (5.5%)
Very Good
45 (8.8%)
Good
289 (56.8%)
Average
147 (28.9%)
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