How much does a 3.00 to 4.99ct I VS1 natural radiant diamond cost?

As of October 2026, 3.00 to 4.99ct I VS1 natural radiant diamonds typically cost $38,963 CAD to $88,351 CAD, with a median price of $56,040 CAD. There are currently 60 diamonds matching this specification available across retailers.

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

About 38% of these diamonds are available at multiple retailers, with an average price spread of 30%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct I VS1 Natural Radiant

Quick answer

As of October 2026, there are 60 natural radiant diamonds with I color and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $38,963 CAD to $88,351 CAD, with a median of $56,040 CAD. At least 46 retailers stock this exact specification, and 38% of the stones appear at more than one of them, with an average price spread of 30%. Half of all listings fall between $15,267 CAD and $20,377 CAD per carat. The same specification in lab grown form lists at a median of about $609 CAD per carat. Over the last 30 days the median price moved -2.1% and the number of listings moved +21.1%.

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. Radiant natural stones in the index: 3,091 USD per carat, +13.2% 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

$22,840 CAD

Highest Price

$165,333 CAD

Average Price

$60,342 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

38.1%

Price Spread

29.7%

30-Day Price Trend

-2.1%

30-Day Supply Change

+21.1%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$12,234/ct

10th Percentile

$8,930

Median

$12,234

90th Percentile

$16,764

Score Distribution

136 diamonds scored across 4 quality tiers

Excellent

42 (30.9%)

Very Good

28 (20.6%)

Good

28 (20.6%)

Average

38 (27.9%)

Find Your Diamond

Search 60 I VS1 radiant diamonds and compare prices.

Search Diamonds

Consider Instead

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

J VS1J colour is visually identical to I to the naked eye

Save 36%

Lab-Grown I VS1Same specifications, lab-grown origin

Save 96%

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