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

As of September 2026, 2.00 to 2.99ct D I1 natural marquise diamonds typically cost $11,159 USD to $45,228 USD, with a median price of $18,316 USD. There are currently 31 diamonds matching this specification available across retailers.

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

About 46% of these diamonds are available at multiple retailers, with an average price spread of 38%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct D I1 Natural Marquise

Quick answer

As of September 2026, there are 31 natural marquise diamonds with D color and I1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $11,159 USD to $45,228 USD, with a median of $18,316 USD. At least 14 retailers stock this exact specification, and 46% of the stones appear at more than one of them, with an average price spread of 38%. Half of all listings fall between $6,194 USD and $9,096 USD per carat. Over the last 30 days the median price moved -36.1% and the number of listings moved -58.9%.

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

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Marquise natural stones in the index: 2,114 USD per carat, -8.8% month on month. See the full index release

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

Last updated: September 2026

Available

Lowest Price

$5,561 USD

Highest Price

$123,092 USD

Average Price

$24,659 USD

Market Intelligence

Retailers Selling

Cross Retailer %

45.6%

Price Spread

38.4%

30-Day Price Trend

-36.1%

30-Day Supply Change

-58.9%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$7,565/ct

10th Percentile

$5,423

Median

$7,565

90th Percentile

$12,466

Score Distribution

31 diamonds scored across 4 quality tiers

Excellent

3 (9.7%)

Very Good

13 (41.9%)

Good

4 (12.9%)

Average

11 (35.5%)

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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