How much does a 3.00 to 4.99ct D FL natural cushion diamond cost?

As of October 2026, 3.00 to 4.99ct D FL natural cushion diamonds typically cost $92,212 AUD to $227,855 AUD, with a median price of $132,294 AUD. There are currently 10 diamonds matching this specification available across retailers.

Where can I find the best price on a D FL cushion diamond?

About 18% of these diamonds are available at multiple retailers, with an average price spread of 24%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct D FL Natural Cushion

Quick answer

As of October 2026, there are 10 natural cushion diamonds with D colour and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $92,212 AUD to $227,855 AUD, with a median of $132,294 AUD. At least 21 retailers stock this exact specification, and 18% of the stones appear at more than one of them, with an average price spread of 24%. Half of all listings fall between $32,028 AUD and $40,403 AUD per carat. The same specification in lab grown form lists at a median of about $3,012 AUD per carat. Over the last 30 days the median price moved +1.6% and the number of listings moved +6.2%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Cushion natural stones in the index: 2,948 USD per carat, +1.7% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

Lowest Price

$43,958 AUD

Highest Price

$415,161 AUD

Average Price

$153,386 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

17.6%

Price Spread

24.1%

30-Day Price Trend

+1.6%

30-Day Supply Change

+6.2%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$24,413/ct

10th Percentile

$19,323

Median

$24,413

90th Percentile

$37,856

Score Distribution

17 diamonds scored across 4 quality tiers

Excellent

8 (47.1%)

Very Good

5 (29.4%)

Good

2 (11.8%)

Average

2 (11.8%)

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Lab-Grown D FLSame 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