0.50 - 0.74ct J SI1 Lab Grown Radiant
As of April 2026, there are 480 lab grown radiant diamonds with J color and SI1 clarity in the 0.50 - 0.74ct range available across retailers worldwide. Prices range from $488 NZD to $143,052 NZD, with an average of $5,120 NZD.
Last updated: April 2026
Available
480
Lowest Price
$488 NZD
Highest Price
$143,052 NZD
Average Price
$5,120 NZD
Market Intelligence
Retailers Selling
19
Cross Retailer %
N/A
Price Spread
35.0%
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
$653
Median
$1,064
90th Percentile
$1,686
Score Distribution
480 diamonds scored across 4 quality tiers
Excellent
10 (2.1%)
Very Good
18 (3.8%)
Good
360 (75.0%)
Average
92 (19.2%)
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