How much does a 2.00 to 2.99ct J I1 natural marquise diamond cost?

As of November 2026, 2.00 to 2.99ct J I1 natural marquise diamonds typically cost €9,635 EUR to €39,470 EUR, with a median price of €22,837 EUR. There are currently 7 diamonds matching this specification available across retailers.

Where can I find the best price on a J I1 marquise diamond?

About 8% of these diamonds are available at multiple retailers, with an average price spread of 48%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct J I1 Natural Marquise

Quick answer

As of November 2026, there are 7 natural marquise diamonds with J color and I1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run €9,635 EUR to €39,470 EUR, with a median of €22,837 EUR. At least 21 retailers stock this exact specification, and 8% of the stones appear at more than one of them, with an average price spread of 48%. Half of all listings fall between €2,841 EUR and €4,595 EUR per carat. Over the last 30 days the median price moved -4.5% and the number of listings moved +15.3%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Marquise natural stones in the index: 2,268 USD per carat, +10.8% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: November 2026

Available

Lowest Price

€2,917 EUR

Highest Price

€57,610 EUR

Average Price

€23,712 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

7.6%

Price Spread

47.7%

30-Day Price Trend

-4.5%

30-Day Supply Change

+15.3%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$4,107/ct

10th Percentile

$2,056

Median

$4,107

90th Percentile

$8,202

Score Distribution

76 diamonds scored across 4 quality tiers

Excellent

2 (2.6%)

Very Good

4 (5.3%)

Good

5 (6.6%)

Average

65 (85.5%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1