1.50 - 1.99ct I SI2 Natural Round
As of April 2026, there are 16,336 natural round diamonds with I color and SI2 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from $81 CAD to $1,119,078 CAD, with an average of $8,344 CAD.
Last updated: April 2026
Available
16,336
Lowest Price
$81 CAD
Highest Price
$1,119,078 CAD
Average Price
$8,344 CAD
Market Intelligence
Retailers Selling
54
Cross Retailer %
N/A
Price Spread
50.5%
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
$2,343
Median
$3,789
90th Percentile
$6,066
Score Distribution
16.3K diamonds scored across 4 quality tiers
Excellent
3,757 (23.0%)
Very Good
6,930 (42.4%)
Good
3,581 (21.9%)
Average
2,068 (12.7%)
Find Your Diamond
Search 16,336 I SI2 round diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.