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

As of October 2026, 5.00ct+ D IF lab grown round diamonds typically cost $10,461 NZD to $63,491 NZD, with a median price of $27,179 NZD. There are currently 238 diamonds matching this specification available across retailers.

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

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5.00ct+ D IF Lab Grown Round

Quick answer

As of October 2026, there are 238 lab grown round diamonds with D colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $10,461 NZD to $63,491 NZD, with a median of $27,179 NZD. The same specification in natural form lists at a median of about $107,433 NZD per carat.

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. Round lab grown stones in the index: 414 USD per carat, -5.0% 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

238

Lowest Price

$7,405 NZD

Highest Price

$141,569 NZD

Average Price

$32,427 NZD

Score Distribution

627 diamonds scored across 5 quality tiers

Exceptional

15 (2.4%)

Excellent

197 (31.4%)

Very Good

163 (26.0%)

Good

202 (32.2%)

Average

50 (8.0%)

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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