How much does a 5.00ct+ I VS1 natural radiant diamond cost?

As of September 2026, 5.00ct+ I VS1 natural radiant diamonds typically cost $80,877 CAD to $184,860 CAD, with a median price of $107,998 CAD. There are currently 44 diamonds matching this specification available across retailers.

Where can I find the best price on a I VS1 radiant diamond?

Compare prices across retailers on Carat Hunter to see all your options.

5.00ct+ I VS1 Natural Radiant

Quick answer

As of September 2026, there are 44 natural radiant diamonds with I color and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $80,877 CAD to $184,860 CAD, with a median of $107,998 CAD. At least 8 retailers stock this exact specification. Half of all listings fall between $13,255 CAD and $19,215 CAD per carat. The same specification in lab grown form lists at a median of about $612 CAD 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

$61,164 CAD

Highest Price

$398,187 CAD

Average Price

$123,059 CAD

Market Intelligence

Retailers Selling

Price Spread

40.4%

Price Range

Price per carat distribution across retailers

$10,659/ct

10th Percentile

$8,559

Median

$10,659

90th Percentile

$16,315

Score Distribution

44 diamonds scored across 4 quality tiers

Excellent

10 (22.7%)

Very Good

14 (31.8%)

Good

11 (25.0%)

Average

9 (20.5%)

Find Your Diamond

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Consider Instead

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

I VS2VS2 inclusions are not visible without magnification

Save 7%

Lab-Grown I VS1Same specifications, lab-grown origin

Save 95%

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