0.20 - 0.49ct J SI2 Natural Marquise
As of April 2026, there are 902 natural marquise diamonds with J color and SI2 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from £129 GBP to £85,702 GBP, with an average of £5,035 GBP.
Last updated: April 2026
Available
902
Lowest Price
£129 GBP
Highest Price
£85,702 GBP
Average Price
£5,035 GBP
Market Intelligence
Retailers Selling
30
Cross Retailer %
N/A
Price Spread
44.0%
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
$731
Median
$1,116
90th Percentile
$1,659
Score Distribution
902 diamonds scored across 4 quality tiers
Excellent
76 (8.4%)
Very Good
242 (26.8%)
Good
340 (37.7%)
Average
244 (27.1%)
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