1.50 - 1.99ct I SI2 Natural Heart
As of April 2026, there are 1,793 natural heart diamonds with I color and SI2 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from $144 USD to $527,096 USD, with an average of $6,908 USD.
Last updated: April 2026
Available
1,793
Lowest Price
$144 USD
Highest Price
$527,096 USD
Average Price
$6,908 USD
Market Intelligence
Retailers Selling
44
Cross Retailer %
N/A
Price Spread
59.9%
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
$2,160
Median
$3,315
90th Percentile
$5,906
Score Distribution
1.8K diamonds scored across 4 quality tiers
Excellent
357 (19.9%)
Very Good
670 (37.4%)
Good
514 (28.7%)
Average
252 (14.1%)
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