1.00 - 1.49ct J I1 Natural Radiant
As of April 2026, there are 86 natural radiant diamonds with J color and I1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from £184 GBP to £59,005 GBP, with an average of £6,607 GBP.
Last updated: April 2026
Available
86
Lowest Price
£184 GBP
Highest Price
£59,005 GBP
Average Price
£6,607 GBP
Market Intelligence
Retailers Selling
14
Cross Retailer %
20.0%
Price Spread
51.7%
30-Day Price Trend
+12.2%
30-Day Supply Change
-14.6%
Volatility (30d)
N/A
Price Range
Price per carat distribution across retailers
10th Percentile
$1,088
Median
$1,806
90th Percentile
$3,007
Score Distribution
86 diamonds scored across 4 quality tiers
Excellent
3 (3.5%)
Very Good
29 (33.7%)
Good
7 (8.1%)
Average
47 (54.7%)
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