How much does a 2.00 to 2.99ct D IF lab grown marquise diamond cost?

As of September 2026, 2.00 to 2.99ct D IF lab grown marquise diamonds typically cost $2,095 AUD to $9,160 AUD, with a median price of $4,805 AUD. There are currently 2,775 diamonds matching this specification available across retailers.

Where can I find the best price on a D IF marquise diamond?

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2.00 to 2.99ct D IF Lab Grown Marquise

Quick answer

As of September 2026, there are 2,775 lab grown marquise diamonds with D colour and IF clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $2,095 AUD to $9,160 AUD, with a median of $4,805 AUD. At least 43 retailers stock this exact specification. Half of all listings fall between $1,425 AUD and $3,396 AUD per carat. The same specification in natural form lists at a median of about $28,735 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

2,775

Lowest Price

$944 AUD

Highest Price

$58,816 AUD

Average Price

$5,357 AUD

Market Intelligence

Retailers Selling

Price Spread

96.2%

Price Range

Price per carat distribution across retailers

$1,460/ct

10th Percentile

$786

Median

$1,460

90th Percentile

$3,260

Score Distribution

2.8K diamonds scored across 5 quality tiers

Exceptional

1 (0.0%)

Excellent

793 (28.6%)

Very Good

618 (22.3%)

Good

1,049 (37.8%)

Average

314 (11.3%)

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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