1.00 - 1.49ct J SI1 Lab Grown Princess
As of April 2026, there are 540 lab grown princess diamonds with J color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $425 NZD to $140,490 NZD, with an average of $5,594 NZD.
Last updated: April 2026
Available
540
Lowest Price
$425 NZD
Highest Price
$140,490 NZD
Average Price
$5,594 NZD
Market Intelligence
Retailers Selling
16
Cross Retailer %
N/A
Price Spread
12.6%
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
$1,213
Median
$1,436
90th Percentile
$1,574
Score Distribution
540 diamonds scored across 4 quality tiers
Excellent
18 (3.3%)
Very Good
36 (6.7%)
Good
325 (60.2%)
Average
161 (29.8%)
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