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 $4,877 CAD to $18,043 CAD, with a median price of $8,825 CAD. There are currently 54 diamonds matching this specification available across retailers.

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

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5.00ct+ G IF Lab Grown Round

Quick answer

As of September 2026, there are 54 lab grown round diamonds with G color and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $4,877 CAD to $18,043 CAD, with a median of $8,825 CAD. At least 30 retailers stock this exact specification. Half of all listings fall between $1,836 CAD and $4,605 CAD per carat. The same specification in natural form lists at a median of about $70,746 CAD 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

$3,392 CAD

Highest Price

$101,262 CAD

Average Price

$12,066 CAD

Market Intelligence

Retailers Selling

Price Spread

98.5%

Price Range

Price per carat distribution across retailers

$2,028/ct

10th Percentile

$976

Median

$2,028

90th Percentile

$5,009

Score Distribution

54 diamonds scored across 4 quality tiers

Excellent

34 (63.0%)

Very Good

12 (22.2%)

Good

7 (13.0%)

Average

1 (1.9%)

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

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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