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

As of September 2026, 5.00ct+ G IF lab grown oval diamonds typically cost HK$43,093 HKD to HK$164,190 HKD, with a median price of HK$68,202 HKD. There are currently 29 diamonds matching this specification available across retailers.

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

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5.00ct+ G IF Lab Grown Oval

Quick answer

As of September 2026, there are 29 lab grown oval diamonds with G colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run HK$43,093 HKD to HK$164,190 HKD, with a median of HK$68,202 HKD. At least 33 retailers stock this exact specification. Half of all listings fall between HK$14,246 HKD and HK$30,105 HKD per carat. The same specification in natural form lists at a median of about HK$303,720 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. Oval lab grown stones in the index: 487 USD per carat, -11.2% 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$36,520 HKD

Highest Price

HK$787,102 HKD

Average Price

HK$95,275 HKD

Market Intelligence

Retailers Selling

Price Spread

86.4%

Price Range

Price per carat distribution across retailers

$2,341/ct

10th Percentile

$1,364

Median

$2,341

90th Percentile

$6,244

Score Distribution

29 diamonds scored across 4 quality tiers

Excellent

14 (48.3%)

Very Good

8 (27.6%)

Good

2 (6.9%)

Average

5 (17.2%)

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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

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G VVS1VVS1 inclusions are not visible without magnification

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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