3.00 to 4.99ct I SI2 Natural Marquise
Last updated: August 2026
Available
62
Lowest Price
£7,489 GBP
Highest Price
£96,923 GBP
Average Price
£25,986 GBP
Market Intelligence
Retailers Selling
37
Cross Retailer %
N/A
Price Spread
44.1%
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
$6,178
Median
$10,901
90th Percentile
$14,528
Score Distribution
62 diamonds scored across 4 quality tiers
Excellent
13 (21.0%)
Very Good
26 (41.9%)
Good
14 (22.6%)
Average
9 (14.5%)
Find Your Diamond
Search 62 I SI2 marquise diamonds and compare prices.
Search DiamondsConsider Instead
Save money without compromising on what matters. These alternatives are visually similar but cost less.