1.50 - 1.99ct H SI1 Natural Round
As of April 2026, there are 25,316 natural round diamonds with H color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from £67 GBP to £1,077,160 GBP, with an average of £3,799 GBP.
Last updated: April 2026
Available
25,316
Lowest Price
£67 GBP
Highest Price
£1,077,160 GBP
Average Price
£3,799 GBP
Market Intelligence
Retailers Selling
61
Cross Retailer %
N/A
Price Spread
47.0%
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
$3,063
Median
$4,717
90th Percentile
$7,426
Score Distribution
25.3K diamonds scored across 4 quality tiers
Excellent
4,622 (18.3%)
Very Good
8,293 (32.8%)
Good
8,280 (32.7%)
Average
4,121 (16.3%)
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