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

As of September 2026, 2.00 to 2.99ct E I1 natural marquise diamonds typically cost $18,845 NZD to $92,190 NZD, with a median price of $27,326 NZD. There are currently 37 diamonds matching this specification available across retailers.

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

About 42% of these diamonds are available at multiple retailers, with an average price spread of 65%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct E I1 Natural Marquise

Quick answer

As of September 2026, there are 37 natural marquise diamonds with E colour and I1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $18,845 NZD to $92,190 NZD, with a median of $27,326 NZD. At least 19 retailers stock this exact specification, and 42% of the stones appear at more than one of them, with an average price spread of 65%. Half of all listings fall between $12,097 NZD and $21,709 NZD per carat. Over the last 30 days the median price moved -28.5% and the number of listings moved -32.3%.

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

$14,797 NZD

Highest Price

$184,693 NZD

Average Price

$40,767 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

41.5%

Price Spread

65.2%

30-Day Price Trend

-28.5%

30-Day Supply Change

-32.3%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$8,472/ct

10th Percentile

$5,622

Median

$8,472

90th Percentile

$16,150

Score Distribution

37 diamonds scored across 4 quality tiers

Excellent

2 (5.4%)

Very Good

18 (48.6%)

Good

3 (8.1%)

Average

14 (37.8%)

Find Your Diamond

Search 37 E I1 marquise diamonds and compare prices.

Search Diamonds

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