1.00 - 1.49ct E SI1 Lab Grown Round
As of April 2026, there are 13,724 lab grown round diamonds with E color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from £17 GBP to £93,499 GBP, with an average of £862 GBP.
Last updated: April 2026
Available
13,724
Lowest Price
£17 GBP
Highest Price
£93,499 GBP
Average Price
£862 GBP
Market Intelligence
Retailers Selling
50
Cross Retailer %
N/A
Price Spread
338.4%
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
$311
Median
$599
90th Percentile
$3,859
Score Distribution
13.7K diamonds scored across 4 quality tiers
Excellent
4,685 (34.1%)
Very Good
4,538 (33.1%)
Good
2,769 (20.2%)
Average
1,732 (12.6%)
Find Your Diamond
Search 13,724 E SI1 round diamonds and compare prices.
Search Diamonds