How much does a 5.00ct+ I VS2 natural radiant diamond cost?

As of September 2026, 5.00ct+ I VS2 natural radiant diamonds typically cost $87,005 SGD to $254,732 SGD, with a median price of $124,720 SGD. There are currently 57 diamonds matching this specification available across retailers.

Where can I find the best price on a I VS2 radiant diamond?

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5.00ct+ I VS2 Natural Radiant

Quick answer

As of September 2026, there are 57 natural radiant diamonds with I colour and VS2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $87,005 SGD to $254,732 SGD, with a median of $124,720 SGD. At least 21 retailers stock this exact specification. Half of all listings fall between $12,831 SGD and $19,785 SGD per carat. The same specification in lab grown form lists at a median of about $609 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. Radiant natural stones in the index: 2,765 USD per carat, +6.0% 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

$51,282 SGD

Highest Price

$553,582 SGD

Average Price

$154,697 SGD

Market Intelligence

Retailers Selling

Price Spread

47.5%

Price Range

Price per carat distribution across retailers

$11,531/ct

10th Percentile

$9,057

Median

$11,531

90th Percentile

$16,539

Score Distribution

57 diamonds scored across 4 quality tiers

Excellent

9 (15.8%)

Very Good

15 (26.3%)

Good

18 (31.6%)

Average

15 (26.3%)

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Consider Instead

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

Lab-Grown I VS2Same 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