1.00 - 1.49ct E SI1 Lab Grown Heart
As of April 2026, there are 539 lab grown heart diamonds with E color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from £44 GBP to £77,268 GBP, with an average of £920 GBP.
Last updated: April 2026
Available
539
Lowest Price
£44 GBP
Highest Price
£77,268 GBP
Average Price
£920 GBP
Market Intelligence
Retailers Selling
29
Cross Retailer %
N/A
Price Spread
68.7%
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
$316
Median
$516
90th Percentile
$1,453
Score Distribution
539 diamonds scored across 4 quality tiers
Excellent
219 (40.6%)
Very Good
160 (29.7%)
Good
78 (14.5%)
Average
82 (15.2%)
Find Your Diamond
Search 539 E SI1 heart diamonds and compare prices.
Search Diamonds