How much does a 2.00 to 2.99ct E SI2 natural radiant diamond cost?

As of October 2026, 2.00 to 2.99ct E SI2 natural radiant diamonds typically cost HK$64,142 HKD to HK$262,346 HKD, with a median price of HK$125,892 HKD. There are currently 56 diamonds matching this specification available across retailers.

Where can I find the best price on a E SI2 radiant diamond?

About 33% of these diamonds are available at multiple retailers, with an average price spread of 42%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct E SI2 Natural Radiant

Quick answer

As of October 2026, there are 56 natural radiant diamonds with E colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run HK$64,142 HKD to HK$262,346 HKD, with a median of HK$125,892 HKD. At least 52 retailers stock this exact specification, and 33% of the stones appear at more than one of them, with an average price spread of 42%. Half of all listings fall between HK$41,224 HKD and HK$63,127 HKD per carat. The same specification in lab grown form lists at a median of about HK$5,407 HKD per carat. Over the last 30 days the median price moved -0.8% and the number of listings moved +17.9%.

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. Radiant natural stones in the index: 3,091 USD per carat, +13.2% 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: October 2026

Available

Lowest Price

HK$44,241 HKD

Highest Price

HK$424,860 HKD

Average Price

HK$143,117 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

33.3%

Price Spread

42.4%

30-Day Price Trend

-0.8%

30-Day Supply Change

+17.9%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$6,582/ct

10th Percentile

$4,288

Median

$6,582

90th Percentile

$9,486

Score Distribution

205 diamonds scored across 4 quality tiers

Excellent

57 (27.8%)

Very Good

40 (19.5%)

Good

27 (13.2%)

Average

81 (39.5%)

Find Your Diamond

Search 56 E SI2 radiant diamonds and compare prices.

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

F SI2F colour is visually identical to E to the naked eye

Save 6%

Lab-Grown E SI2Same specifications, lab-grown origin

Save 94%

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