1.50 - 1.99ct D SI1 Natural Round
As of April 2026, there are 20,635 natural round diamonds with D color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from $89 USD to $813,419 USD, with an average of $5,101 USD.
Last updated: April 2026
Available
20,635
Lowest Price
$89 USD
Highest Price
$813,419 USD
Average Price
$5,101 USD
Market Intelligence
Retailers Selling
62
Cross Retailer %
N/A
Price Spread
44.1%
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
$4,530
Median
$6,553
90th Percentile
$10,656
Score Distribution
20.6K diamonds scored across 5 quality tiers
Exceptional
12 (0.1%)
Excellent
4,784 (23.2%)
Very Good
5,710 (27.7%)
Good
7,424 (36.0%)
Average
2,705 (13.1%)
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