1.50 - 1.99ct J SI1 Lab Grown Radiant
As of April 2026, there are 505 lab grown radiant diamonds with J color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from $451 AUD to $254,225 AUD, with an average of $7,021 AUD.
Last updated: April 2026
Available
505
Lowest Price
$451 AUD
Highest Price
$254,225 AUD
Average Price
$7,021 AUD
Market Intelligence
Retailers Selling
8
Cross Retailer %
N/A
Price Spread
0.8%
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
$1,528
Median
$1,570
90th Percentile
$1,577
Score Distribution
505 diamonds scored across 4 quality tiers
Excellent
11 (2.2%)
Very Good
15 (3.0%)
Good
363 (71.9%)
Average
116 (23.0%)
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