How much does a 5.00ct+ D IF lab grown heart diamond cost?

As of October 2026, 5.00ct+ D IF lab grown heart diamonds typically cost $13,823 AUD to $57,192 AUD, with a median price of $29,842 AUD. There are currently 35 diamonds matching this specification available across retailers.

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

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5.00ct+ D IF Lab Grown Heart

Quick answer

As of October 2026, there are 35 lab grown heart diamonds with D colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $13,823 AUD to $57,192 AUD, with a median of $29,842 AUD.

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 lab grown stones in the index: 421 USD per carat, -1.8% 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

Lowest Price

$11,131 AUD

Highest Price

$166,316 AUD

Average Price

$34,642 AUD

Score Distribution

78 diamonds scored across 4 quality tiers

Excellent

33 (42.3%)

Very Good

20 (25.6%)

Good

17 (21.8%)

Average

8 (10.3%)

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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