1.00 - 1.49ct J SI1 Natural Round
As of April 2026, there are 15,452 natural round diamonds with J color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $99 USD to $549,909 USD, with an average of $5,663 USD.
Last updated: April 2026
Available
15,452
Lowest Price
$99 USD
Highest Price
$549,909 USD
Average Price
$5,663 USD
Market Intelligence
Retailers Selling
57
Cross Retailer %
N/A
Price Spread
41.2%
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
$1,542
Median
$2,142
90th Percentile
$3,440
Score Distribution
15.5K diamonds scored across 4 quality tiers
Excellent
2,736 (17.7%)
Very Good
5,054 (32.7%)
Good
4,770 (30.9%)
Average
2,892 (18.7%)
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