1.00 - 1.49ct J SI2 Natural Marquise
As of April 2026, there are 899 natural marquise diamonds with J color and SI2 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from £129 GBP to £85,702 GBP, with an average of £5,026 GBP.
Last updated: April 2026
Available
899
Lowest Price
£129 GBP
Highest Price
£85,702 GBP
Average Price
£5,026 GBP
Market Intelligence
Retailers Selling
39
Cross Retailer %
N/A
Price Spread
44.5%
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
$1,515
Median
$2,323
90th Percentile
$3,337
Score Distribution
898 diamonds scored across 4 quality tiers
Excellent
77 (8.6%)
Very Good
239 (26.6%)
Good
339 (37.8%)
Average
243 (27.1%)
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