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

As of September 2026, 5.00ct+ J VS1 natural radiant diamonds typically cost $108,797 NZD to $438,854 NZD, with a median price of $153,392 NZD. There are currently 38 diamonds matching this specification available across retailers.

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

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5.00ct+ J VS1 Natural Radiant

Quick answer

As of September 2026, there are 38 natural radiant diamonds with J colour and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $108,797 NZD to $438,854 NZD, with a median of $153,392 NZD. At least 10 retailers stock this exact specification. Half of all listings fall between $33,963 NZD and $44,995 NZD per carat. The same specification in lab grown form lists at a median of about $11,495 NZD 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

$94,937 NZD

Highest Price

$706,825 NZD

Average Price

$207,604 NZD

Market Intelligence

Retailers Selling

Price Spread

28.0%

Price Range

Price per carat distribution across retailers

$22,706/ct

10th Percentile

$18,629

Median

$22,706

90th Percentile

$32,581

Score Distribution

38 diamonds scored across 4 quality tiers

Excellent

4 (10.5%)

Very Good

10 (26.3%)

Good

10 (26.3%)

Average

14 (36.8%)

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Consider Instead

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

Lab-Grown J VS1Same specifications, lab-grown origin

Save 71%

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