How much does a 3.00 to 4.99ct H IF lab grown round diamond cost?

As of September 2026, 3.00 to 4.99ct H IF lab grown round diamonds typically cost HK$7,465 HKD to HK$635,111 HKD, with a median price of HK$266,853 HKD. There are currently 20 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

3.00 to 4.99ct H IF Lab Grown Round

Quick answer

As of September 2026, there are 20 lab grown round diamonds with H colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run HK$7,465 HKD to HK$635,111 HKD, with a median of HK$266,853 HKD. At least 16 retailers stock this exact specification. Half of all listings fall between HK$2,458 HKD and HK$6,169 HKD per carat. The same specification in natural form lists at a median of about HK$128,931 HKD 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. Round lab grown stones in the index: 438 USD per carat, -14.1% 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

Lowest Price

HK$5,163 HKD

Highest Price

HK$1,269,640 HKD

Average Price

HK$320,287 HKD

Market Intelligence

Retailers Selling

Price Spread

85.3%

Price Range

Price per carat distribution across retailers

$555/ct

10th Percentile

$264

Median

$555

90th Percentile

$1,877

Score Distribution

20 diamonds scored across 4 quality tiers

Excellent

4 (20.0%)

Very Good

3 (15.0%)

Good

5 (25.0%)

Average

8 (40.0%)

Find Your Diamond

Search 20 H IF round diamonds and compare prices.

Search Diamonds

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