How much does a 0.50 to 0.74ct I VVS1 natural heart diamond cost?

As of October 2026, 0.50 to 0.74ct I VVS1 natural heart diamonds typically cost $854 AUD to $2,060 AUD, with a median price of $1,317 AUD. There are currently 198 diamonds matching this specification available across retailers.

Where can I find the best price on a I VVS1 heart diamond?

About 28% of these diamonds are available at multiple retailers, with an average price spread of 45%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct I VVS1 Natural Heart

Quick answer

As of October 2026, there are 198 natural heart diamonds with I colour and VVS1 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run $854 AUD to $2,060 AUD, with a median of $1,317 AUD. At least 59 retailers stock this exact specification, and 28% of the stones appear at more than one of them, with an average price spread of 45%. Half of all listings fall between $1,761 AUD and $2,707 AUD per carat. Over the last 30 days the median price moved -4.3% and the number of listings moved -8.2%.

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: October 2026

Available

198

Lowest Price

$544 AUD

Highest Price

$4,121 AUD

Average Price

$1,445 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

27.6%

Price Spread

45.1%

30-Day Price Trend

-4.3%

30-Day Supply Change

-8.2%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$1,473/ct

10th Percentile

$1,082

Median

$1,473

90th Percentile

$2,780

Score Distribution

540 diamonds scored across 4 quality tiers

Excellent

104 (19.3%)

Very Good

114 (21.1%)

Good

129 (23.9%)

Average

193 (35.7%)

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Consider Instead

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

J VVS1J colour is visually identical to I to the naked eye

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I VVS2VVS2 inclusions are not visible without magnification

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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