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

As of September 2026, 2.00 to 2.99ct E SI2 natural radiant diamonds typically cost $13,536 NZD to $37,772 NZD, with a median price of $22,334 NZD. There are currently 148 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

2.00 to 2.99ct E SI2 Natural Radiant

Quick answer

As of September 2026, there are 148 natural radiant diamonds with E colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $13,536 NZD to $37,772 NZD, with a median of $22,334 NZD. At least 40 retailers stock this exact specification. Half of all listings fall between $9,111 NZD and $13,814 NZD per carat. The same specification in lab grown form lists at a median of about $2,514 NZD per carat.

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. Radiant natural stones in the index: 2,765 USD per carat, +6.0% 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

148

Lowest Price

$10,170 NZD

Highest Price

$90,253 NZD

Average Price

$24,467 NZD

Market Intelligence

Retailers Selling

Price Spread

41.2%

Price Range

Price per carat distribution across retailers

$6,843/ct

10th Percentile

$4,332

Median

$6,843

90th Percentile

$9,560

Score Distribution

148 diamonds scored across 4 quality tiers

Excellent

49 (33.1%)

Very Good

39 (26.4%)

Good

37 (25.0%)

Average

23 (15.5%)

Find Your Diamond

Search 148 E SI2 radiant diamonds and compare prices.

Search Diamonds

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 7%

Lab-Grown E SI2Same specifications, lab-grown origin

Save 77%

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