1.50 - 1.99ct E SI1 Lab Grown Heart
As of April 2026, there are 543 lab grown heart diamonds with E color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from £44 GBP to £77,268 GBP, with an average of £959 GBP.
Last updated: April 2026
Available
543
Lowest Price
£44 GBP
Highest Price
£77,268 GBP
Average Price
£959 GBP
Market Intelligence
Retailers Selling
27
Cross Retailer %
N/A
Price Spread
70.7%
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
$256
Median
$439
90th Percentile
$1,031
Score Distribution
543 diamonds scored across 4 quality tiers
Excellent
219 (40.3%)
Very Good
159 (29.3%)
Good
74 (13.6%)
Average
91 (16.8%)
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