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

As of October 2026, 3.00 to 4.99ct F IF lab grown radiant diamonds typically cost HK$8,311 HKD to HK$84,381 HKD, with a median price of HK$26,265 HKD. There are currently 45 diamonds matching this specification available across retailers.

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

About 35% of these diamonds are available at multiple retailers, with an average price spread of 104%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct F IF Lab Grown Radiant

Quick answer

As of October 2026, there are 45 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 HK$8,311 HKD to HK$84,381 HKD, with a median of HK$26,265 HKD. At least 40 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 104%. Half of all listings fall between HK$3,822 HKD and HK$10,730 HKD per carat. Over the last 30 days the median price moved -9.8% and the number of listings moved +16.4%.

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. Radiant lab grown stones in the index: 474 USD per carat, -2.1% 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

HK$6,034 HKD

Highest Price

HK$145,951 HKD

Average Price

HK$35,282 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

35.5%

Price Spread

104.1%

30-Day Price Trend

-9.8%

30-Day Supply Change

+16.4%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$846/ct

10th Percentile

$365

Median

$846

90th Percentile

$2,137

Score Distribution

124 diamonds scored across 4 quality tiers

Excellent

35 (28.2%)

Very Good

30 (24.2%)

Good

27 (21.8%)

Average

32 (25.8%)

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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