1.00 - 1.49ct G SI1 Natural Radiant
As of April 2026, there are 1,707 natural radiant diamonds with G color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from £185 GBP to £213,997 GBP, with an average of £8,910 GBP.
Last updated: April 2026
Available
1,707
Lowest Price
£185 GBP
Highest Price
£213,997 GBP
Average Price
£8,910 GBP
Market Intelligence
Retailers Selling
55
Cross Retailer %
N/A
Price Spread
37.9%
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
$1,877
Median
$2,668
90th Percentile
$4,147
Score Distribution
1.7K diamonds scored across 4 quality tiers
Excellent
294 (17.2%)
Very Good
579 (33.9%)
Good
574 (33.6%)
Average
260 (15.2%)
Find Your Diamond
Search 1,707 G SI1 radiant diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.