1.00 - 1.49ct G SI1 Lab Grown Radiant
As of April 2026, there are 698 lab grown radiant diamonds with G color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from £88 GBP to £69,663 GBP, with an average of £1,298 GBP.
Last updated: April 2026
Available
698
Lowest Price
£88 GBP
Highest Price
£69,663 GBP
Average Price
£1,298 GBP
Market Intelligence
Retailers Selling
30
Cross Retailer %
N/A
Price Spread
59.6%
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
$258
Median
$444
90th Percentile
$1,271
Score Distribution
698 diamonds scored across 4 quality tiers
Excellent
169 (24.2%)
Very Good
198 (28.4%)
Good
188 (26.9%)
Average
143 (20.5%)
Find Your Diamond
Search 698 G SI1 radiant diamonds and compare prices.
Search Diamonds