How much does a 3.00 to 4.99ct G FL natural round diamond cost?

As of September 2026, 3.00 to 4.99ct G FL natural round diamonds typically cost $55,287 SGD to $88,498 SGD, with a median price of $79,412 SGD. There are currently 7 diamonds matching this specification available across retailers.

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3.00 to 4.99ct G FL Natural Round

Quick answer

As of September 2026, there are 7 natural round diamonds with G colour and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $55,287 SGD to $88,498 SGD, with a median of $79,412 SGD. At least 26 retailers stock this exact specification. Half of all listings fall between $28,913 SGD and $38,842 SGD per carat. The same specification in lab grown form lists at a median of about $2,694 SGD 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 natural stones in the index: 2,094 USD per carat, -3.8% 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

$47,221 SGD

Highest Price

$124,401 SGD

Average Price

$74,152 SGD

Market Intelligence

Retailers Selling

Price Spread

30.4%

Price Range

Price per carat distribution across retailers

$25,779/ct

10th Percentile

$19,353

Median

$25,779

90th Percentile

$33,830

Score Distribution

7 diamonds scored across 2 quality tiers

Exceptional

1 (14.3%)

Excellent

6 (85.7%)

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Lab-Grown G FLSame specifications, lab-grown origin

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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