3.00 - 4.99ct I SI1 Natural Radiant
As of April 2026, there are 1,641 natural radiant diamonds with I color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from €274 EUR to €680,067 EUR, with an average of €10,584 EUR.
Last updated: April 2026
Available
1,641
Lowest Price
€274 EUR
Highest Price
€680,067 EUR
Average Price
€10,584 EUR
Market Intelligence
Retailers Selling
43
Cross Retailer %
N/A
Price Spread
27.8%
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
$8,130
Median
$11,796
90th Percentile
$16,310
Score Distribution
1.6K diamonds scored across 4 quality tiers
Excellent
243 (14.8%)
Very Good
580 (35.3%)
Good
576 (35.1%)
Average
242 (14.7%)
Find Your Diamond
Search 1,641 I SI1 radiant diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.