1.00 - 1.49ct E SI1 Natural Marquise
As of April 2026, there are 2,485 natural marquise diamonds with E color and SI1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from $144 USD to $473,393 USD, with an average of $3,581 USD.
Last updated: April 2026
Available
2,485
Lowest Price
$144 USD
Highest Price
$473,393 USD
Average Price
$3,581 USD
Market Intelligence
Retailers Selling
50
Cross Retailer %
N/A
Price Spread
32.4%
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
$3,398
Median
$4,509
90th Percentile
$6,190
Score Distribution
2.5K diamonds scored across 5 quality tiers
Exceptional
15 (0.6%)
Excellent
444 (17.9%)
Very Good
921 (37.1%)
Good
821 (33.0%)
Average
284 (11.4%)
Find Your Diamond
Search 2,485 E SI1 marquise diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.