How much does a 2.00 to 2.99ct G SI2 natural heart diamond cost?

As of November 2026, 2.00 to 2.99ct G SI2 natural heart diamonds typically cost $7,980 NZD to $42,619 NZD, with a median price of $15,786 NZD. There are currently 199 diamonds matching this specification available across retailers.

Where can I find the best price on a G SI2 heart diamond?

About 37% of these diamonds are available at multiple retailers, with an average price spread of 52%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct G SI2 Natural Heart

Quick answer

As of November 2026, there are 199 natural heart diamonds with G colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $7,980 NZD to $42,619 NZD, with a median of $15,786 NZD. At least 50 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 52%. Half of all listings fall between $6,118 NZD and $10,145 NZD per carat. The same specification in lab grown form lists at a median of about $1,835 NZD per carat. Over the last 30 days the median price moved +1.3% and the number of listings moved +5.6%.

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. Heart natural stones in the index: 2,374 USD per carat, +9.8% 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

199

Lowest Price

$5,814 NZD

Highest Price

$105,589 NZD

Average Price

$21,150 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

37.0%

Price Spread

52.0%

30-Day Price Trend

+1.3%

30-Day Supply Change

+5.6%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$4,364/ct

10th Percentile

$2,532

Median

$4,364

90th Percentile

$7,317

Score Distribution

491 diamonds scored across 4 quality tiers

Excellent

123 (25.1%)

Very Good

117 (23.8%)

Good

81 (16.5%)

Average

170 (34.6%)

Find Your Diamond

Search 199 G SI2 heart diamonds and compare prices.

Search Diamonds

Consider Instead

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

G I1I1 inclusions are not visible without magnification

Save 29%

Lab-Grown G SI2Same specifications, lab-grown origin

Save 87%

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