0.20 - 0.49ct I SI1 Natural Round
As of April 2026, there are 21,019 natural round diamonds with I color and SI1 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from €86 EUR to €411,369 EUR, with an average of €5,343 EUR.
Last updated: April 2026
Available
21,019
Lowest Price
€86 EUR
Highest Price
€411,369 EUR
Average Price
€5,343 EUR
Market Intelligence
Retailers Selling
31
Cross Retailer %
N/A
Price Spread
50.9%
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
$944
Median
$1,534
90th Percentile
$2,461
Score Distribution
21.0K diamonds scored across 4 quality tiers
Excellent
5,001 (23.8%)
Very Good
6,999 (33.3%)
Good
5,925 (28.2%)
Average
3,094 (14.7%)
Find Your Diamond
Search 21,019 I SI1 round diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.