How much does a 3.00 to 4.99ct G VVS2 lab grown marquise diamond cost?

As of September 2026, 3.00 to 4.99ct G VVS2 lab grown marquise diamonds typically cost $803 AUD to $6,600 AUD, with a median price of $2,385 AUD. There are currently 3,689 diamonds matching this specification available across retailers.

Where can I find the best price on a G VVS2 marquise diamond?

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3.00 to 4.99ct G VVS2 Lab Grown Marquise

Quick answer

As of September 2026, there are 3,689 lab grown marquise diamonds with G colour and VVS2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $803 AUD to $6,600 AUD, with a median of $2,385 AUD. At least 49 retailers stock this exact specification. Half of all listings fall between $400 AUD and $1,040 AUD per carat. The same specification in natural form lists at a median of about $28,835 AUD 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. Marquise lab grown stones in the index: 500 USD per carat, -14.7% 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

3,689

Lowest Price

$455 AUD

Highest Price

$14,326 AUD

Average Price

$3,151 AUD

Market Intelligence

Retailers Selling

Price Spread

109.0%

Price Range

Price per carat distribution across retailers

$418/ct

10th Percentile

$242

Median

$418

90th Percentile

$1,409

Score Distribution

3.7K diamonds scored across 4 quality tiers

Excellent

1,023 (27.8%)

Very Good

670 (18.2%)

Good

663 (18.0%)

Average

1,327 (36.0%)

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H VVS2H 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