How much does a 2.00 to 2.99ct D SI1 natural heart diamond cost?

As of November 2026, 2.00 to 2.99ct D SI1 natural heart diamonds typically cost $20,546 NZD to $93,245 NZD, with a median price of $32,117 NZD. There are currently 55 diamonds matching this specification available across retailers.

Where can I find the best price on a D SI1 heart diamond?

About 36% 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 D SI1 Natural Heart

Quick answer

As of November 2026, there are 55 natural heart diamonds with D colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $20,546 NZD to $93,245 NZD, with a median of $32,117 NZD. At least 56 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 42%. Half of all listings fall between $10,922 NZD and $16,232 NZD per carat. The same specification in lab grown form lists at a median of about $596 NZD per carat. Over the last 30 days the median price moved +0.4% and the number of listings moved +12.4%.

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

Lowest Price

$15,175 NZD

Highest Price

$162,389 NZD

Average Price

$40,811 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

35.7%

Price Spread

41.9%

30-Day Price Trend

+0.4%

30-Day Supply Change

+12.4%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$7,144/ct

10th Percentile

$5,369

Median

$7,144

90th Percentile

$10,564

Score Distribution

187 diamonds scored across 4 quality tiers

Excellent

24 (12.8%)

Very Good

30 (16.0%)

Good

37 (19.8%)

Average

96 (51.3%)

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Consider Instead

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

D SI2SI2 inclusions are not visible without magnification

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Lab-Grown D SI1Same specifications, lab-grown origin

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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