1.00 - 1.49ct I SI1 Lab Grown Cushion
As of April 2026, there are 349 lab grown cushion diamonds with I color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $306 AUD to $175,623 AUD, with an average of $6,729 AUD.
Last updated: April 2026
Available
349
Lowest Price
$306 AUD
Highest Price
$175,623 AUD
Average Price
$6,729 AUD
Market Intelligence
Retailers Selling
18
Cross Retailer %
N/A
Price Spread
122.5%
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
$433
Median
$1,385
90th Percentile
$4,150
Score Distribution
349 diamonds scored across 4 quality tiers
Excellent
33 (9.5%)
Very Good
63 (18.1%)
Good
88 (25.2%)
Average
165 (47.3%)
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