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

As of September 2026, 5.00ct+ G IF lab grown round diamonds typically cost HK$27,566 HKD to HK$102,841 HKD, with a median price of HK$44,078 HKD. There are currently 53 diamonds matching this specification available across retailers.

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

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

5.00ct+ G IF Lab Grown Round

Quick answer

As of September 2026, there are 53 lab grown round diamonds with G colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run HK$27,566 HKD to HK$102,841 HKD, with a median of HK$44,078 HKD. At least 31 retailers stock this exact specification. Half of all listings fall between HK$10,025 HKD and HK$25,846 HKD per carat. The same specification in natural form lists at a median of about HK$391,215 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$19,203 HKD

Highest Price

HK$573,205 HKD

Average Price

HK$67,371 HKD

Market Intelligence

Retailers Selling

Price Spread

102.3%

Price Range

Price per carat distribution across retailers

$1,971/ct

10th Percentile

$966

Median

$1,971

90th Percentile

$4,797

Score Distribution

53 diamonds scored across 4 quality tiers

Excellent

36 (67.9%)

Very Good

9 (17.0%)

Good

7 (13.2%)

Average

1 (1.9%)

Find Your Diamond

Search 53 G IF round diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

H IFH colour is visually identical to G to the naked eye

Save 41%

G VVS1VVS1 inclusions are not visible without magnification

Save 46%

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