1.00 - 1.49ct G SI1 Lab Grown Radiant
As of April 2026, there are 697 lab grown radiant diamonds with G color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $112 USD to $19,124 USD, with an average of $1,491 USD.
Last updated: April 2026
Available
697
Lowest Price
$112 USD
Highest Price
$19,124 USD
Average Price
$1,491 USD
Market Intelligence
Retailers Selling
30
Cross Retailer %
N/A
Price Spread
64.5%
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
$446
90th Percentile
$1,269
Score Distribution
697 diamonds scored across 4 quality tiers
Excellent
166 (23.8%)
Very Good
200 (28.7%)
Good
186 (26.7%)
Average
145 (20.8%)
Find Your Diamond
Search 697 G SI1 radiant diamonds and compare prices.
Search Diamonds