1.50 - 1.99ct E SI1 Lab Grown Heart
As of April 2026, there are 586 lab grown heart diamonds with E color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from ￥8,275 JPY to ￥14,646,270 JPY, with an average of ￥197,632 JPY.
Last updated: April 2026
Available
586
Lowest Price
￥8,275 JPY
Highest Price
￥14,646,270 JPY
Average Price
￥197,632 JPY
Market Intelligence
Retailers Selling
30
Cross Retailer %
N/A
Price Spread
72.1%
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
$257
Median
$437
90th Percentile
$1,127
Score Distribution
586 diamonds scored across 4 quality tiers
Excellent
222 (37.9%)
Very Good
167 (28.5%)
Good
79 (13.5%)
Average
118 (20.1%)
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