How much does a 2.00 to 2.99ct I I1 natural heart diamond cost?

As of September 2026, 2.00 to 2.99ct I I1 natural heart diamonds typically cost $9,737 AUD to $35,441 AUD, with a median price of $19,812 AUD. There are currently 59 diamonds matching this specification available across retailers.

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

About 23% of these diamonds are available at multiple retailers, with an average price spread of 38%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct I I1 Natural Heart

Quick answer

As of September 2026, there are 59 natural heart diamonds with I colour and I1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $9,737 AUD to $35,441 AUD, with a median of $19,812 AUD. At least 12 retailers stock this exact specification, and 23% of the stones appear at more than one of them, with an average price spread of 38%. Half of all listings fall between $4,232 AUD and $6,090 AUD per carat. The same specification in lab grown form lists at a median of about $3,227 AUD per carat. Over the last 30 days the median price moved -44.8% and the number of listings moved -84.2%.

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. Heart natural stones in the index: 2,261 USD per carat, +1.7% 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

Lowest Price

$5,218 AUD

Highest Price

$68,926 AUD

Average Price

$21,588 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

22.9%

Price Spread

38.0%

30-Day Price Trend

-44.8%

30-Day Supply Change

-84.2%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$3,181/ct

10th Percentile

$2,237

Median

$3,181

90th Percentile

$4,319

Score Distribution

59 diamonds scored across 3 quality tiers

Very Good

8 (13.6%)

Good

4 (6.8%)

Average

47 (79.7%)

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Consider Instead

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

Lab-Grown I I1Same specifications, lab-grown origin

Save 34%

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