How much does a 3.00 to 4.99ct F IF lab grown radiant diamond cost?

As of September 2026, 3.00 to 4.99ct F IF lab grown radiant diamonds typically cost $1,920 NZD to $17,221 NZD, with a median price of $6,049 NZD. There are currently 172 diamonds matching this specification available across retailers.

Where can I find the best price on a F IF radiant diamond?

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3.00 to 4.99ct F IF Lab Grown Radiant

Quick answer

As of September 2026, there are 172 lab grown radiant diamonds with F colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $1,920 NZD to $17,221 NZD, with a median of $6,049 NZD. At least 35 retailers stock this exact specification. Half of all listings fall between $1,034 NZD and $3,041 NZD per carat. The same specification in natural form lists at a median of about $34,137 NZD per carat.

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. Radiant lab grown stones in the index: 473 USD per carat, -12.5% 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

172

Lowest Price

$1,164 NZD

Highest Price

$148,297 NZD

Average Price

$8,936 NZD

Market Intelligence

Retailers Selling

Price Spread

119.9%

Price Range

Price per carat distribution across retailers

$964/ct

10th Percentile

$438

Median

$964

90th Percentile

$2,661

Score Distribution

172 diamonds scored across 4 quality tiers

Excellent

53 (30.8%)

Very Good

43 (25.0%)

Good

27 (15.7%)

Average

49 (28.5%)

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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