How much does a 3.00 to 4.99ct D IF natural marquise diamond cost?

As of September 2026, 3.00 to 4.99ct D IF natural marquise diamonds typically cost $117,679 AUD to $275,387 AUD, with a median price of $180,796 AUD. There are currently 60 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct D IF Natural Marquise

Quick answer

As of September 2026, there are 60 natural marquise diamonds with D colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $117,679 AUD to $275,387 AUD, with a median of $180,796 AUD. At least 11 retailers stock this exact specification. Half of all listings fall between $33,597 AUD and $41,932 AUD per carat. The same specification in lab grown form lists at a median of about $4,732 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 natural stones in the index: 2,114 USD per carat, -8.8% 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

$85,138 AUD

Highest Price

$515,036 AUD

Average Price

$189,357 AUD

Market Intelligence

Retailers Selling

Price Spread

22.4%

Price Range

Price per carat distribution across retailers

$24,245/ct

10th Percentile

$19,677

Median

$24,245

90th Percentile

$29,772

Score Distribution

60 diamonds scored across 4 quality tiers

Excellent

11 (18.3%)

Very Good

15 (25.0%)

Good

18 (30.0%)

Average

16 (26.7%)

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Consider Instead

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

D VVS1VVS1 inclusions are not visible without magnification

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Lab-Grown D IFSame specifications, lab-grown origin

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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