1.00 - 1.49ct I SI1 Lab Grown Heart
As of April 2026, there are 251 lab grown heart diamonds with I color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from €261 EUR to €84,536 EUR, with an average of €4,427 EUR.
Last updated: April 2026
Available
251
Lowest Price
€261 EUR
Highest Price
€84,536 EUR
Average Price
€4,427 EUR
Market Intelligence
Retailers Selling
21
Cross Retailer %
N/A
Price Spread
27.8%
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
$1,238
Median
$1,514
90th Percentile
$2,290
Score Distribution
251 diamonds scored across 4 quality tiers
Excellent
28 (11.2%)
Very Good
61 (24.3%)
Good
99 (39.4%)
Average
63 (25.1%)
Find Your Diamond
Search 251 I SI1 heart diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.