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

As of November 2026, 2.00 to 2.99ct E I1 natural marquise diamonds typically cost HK$94,654 HKD to HK$495,324 HKD, with a median price of HK$330,904 HKD. There are currently 9 diamonds matching this specification available across retailers.

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

About 15% of these diamonds are available at multiple retailers, with an average price spread of 47%. 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 November 2026, there are 9 natural marquise diamonds with E colour and I1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run HK$94,654 HKD to HK$495,324 HKD, with a median of HK$330,904 HKD. At least 23 retailers stock this exact specification, and 15% of the stones appear at more than one of them, with an average price spread of 47%. Half of all listings fall between HK$45,981 HKD and HK$73,696 HKD per carat. Over the last 30 days the median price moved -12.3% and the number of listings moved +20.3%.

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

HK$68,297 HKD

Highest Price

HK$832,115 HKD

Average Price

HK$316,701 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

15.3%

Price Spread

47.0%

30-Day Price Trend

-12.3%

30-Day Supply Change

+20.3%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$7,518/ct

10th Percentile

$4,656

Median

$7,518

90th Percentile

$13,015

Score Distribution

102 diamonds scored across 4 quality tiers

Excellent

3 (2.9%)

Very Good

10 (9.8%)

Good

4 (3.9%)

Average

85 (83.3%)

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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