1.50 - 1.99ct D SI1 Natural Radiant
As of April 2026, there are 1,376 natural radiant diamonds with D color and SI1 clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from £247 GBP to £189,454 GBP, with an average of £9,309 GBP.
Last updated: April 2026
Available
1,376
Lowest Price
£247 GBP
Highest Price
£189,454 GBP
Average Price
£9,309 GBP
Market Intelligence
Retailers Selling
49
Cross Retailer %
N/A
Price Spread
42.6%
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
$4,061
Median
$6,022
90th Percentile
$9,035
Score Distribution
1.4K diamonds scored across 5 quality tiers
Exceptional
1 (0.1%)
Excellent
245 (17.8%)
Very Good
398 (28.9%)
Good
491 (35.7%)
Average
241 (17.5%)
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