3.00 - 4.99ct E SI1 Natural Cushion
As of April 2026, there are 2,355 natural cushion diamonds with E color and SI1 clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from £139 GBP to £351,520 GBP, with an average of £7,623 GBP.
Last updated: April 2026
Available
2,355
Lowest Price
£139 GBP
Highest Price
£351,520 GBP
Average Price
£7,623 GBP
Market Intelligence
Retailers Selling
44
Cross Retailer %
N/A
Price Spread
36.4%
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
$10,901
Median
$16,091
90th Percentile
$22,509
Score Distribution
2.4K diamonds scored across 4 quality tiers
Excellent
551 (23.4%)
Very Good
838 (35.6%)
Good
608 (25.8%)
Average
358 (15.2%)
Find Your Diamond
Search 2,355 E SI1 cushion diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.