How much does a 5.00ct+ D VS1 lab grown radiant diamond cost?

As of October 2026, 5.00ct+ D VS1 lab grown radiant diamonds typically cost $1,730 NZD to $14,186 NZD, with a median price of $2,777 NZD. There are currently 454 diamonds matching this specification available across retailers.

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

About 46% of these diamonds are available at multiple retailers, with an average price spread of 82%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ D VS1 Lab Grown Radiant

Quick answer

As of October 2026, there are 454 lab grown radiant diamonds with D colour and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $1,730 NZD to $14,186 NZD, with a median of $2,777 NZD. At least 42 retailers stock this exact specification, and 46% of the stones appear at more than one of them, with an average price spread of 82%. Half of all listings fall between $605 NZD and $1,332 NZD per carat. The same specification in natural form lists at a median of about $57,999 NZD per carat. Over the last 30 days the median price moved -12.2% and the number of listings moved +42.2%.

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 lab grown stones in the index: 474 USD per carat, -2.1% 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

454

Lowest Price

$1,515 NZD

Highest Price

$104,169 NZD

Average Price

$5,635 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

45.6%

Price Spread

81.8%

30-Day Price Trend

-12.2%

30-Day Supply Change

+42.2%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$501/ct

10th Percentile

$259

Median

$501

90th Percentile

$1,213

Score Distribution

767 diamonds scored across 4 quality tiers

Excellent

415 (54.1%)

Very Good

124 (16.2%)

Good

104 (13.6%)

Average

124 (16.2%)

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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