5.00ct+ I SI1 Lab Grown Cushion
As of April 2026, there are 303 lab grown cushion diamonds with I color and SI1 clarity in the 5.00ct+ range available across retailers worldwide. Prices range from HK$1,531 HKD to HK$147,779 HKD, with an average of HK$19,701 HKD.
Last updated: April 2026
Available
303
Lowest Price
HK$1,531 HKD
Highest Price
HK$147,779 HKD
Average Price
HK$19,701 HKD
Market Intelligence
Retailers Selling
11
Cross Retailer %
N/A
Price Spread
82.4%
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
$220
Median
$456
90th Percentile
$982
Score Distribution
303 diamonds scored across 4 quality tiers
Excellent
31 (10.2%)
Very Good
87 (28.7%)
Good
69 (22.8%)
Average
116 (38.3%)
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