1.50 - 1.99ct I SI1 Lab Grown Princess
As of April 2026, there are 322 lab grown princess diamonds with I color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from ￥38,806 JPY to ￥26,830,597 JPY, with an average of ￥476,243 JPY.
Last updated: April 2026
Available
322
Lowest Price
￥38,806 JPY
Highest Price
￥26,830,597 JPY
Average Price
￥476,243 JPY
Market Intelligence
Retailers Selling
21
Cross Retailer %
N/A
Price Spread
61.9%
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
$478
Median
$1,558
90th Percentile
$3,294
Score Distribution
322 diamonds scored across 4 quality tiers
Excellent
13 (4.0%)
Very Good
82 (25.5%)
Good
164 (50.9%)
Average
63 (19.6%)
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