How much does a 3.00 to 4.99ct G VS2 lab grown radiant diamond cost?

As of October 2026, 3.00 to 4.99ct G VS2 lab grown radiant diamonds typically cost $1,040 NZD to $7,295 NZD, with a median price of $2,552 NZD. There are currently 620 diamonds matching this specification available across retailers.

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

About 35% of these diamonds are available at multiple retailers, with an average price spread of 96%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct G VS2 Lab Grown Radiant

Quick answer

As of October 2026, there are 620 lab grown radiant diamonds with G colour and VS2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $1,040 NZD to $7,295 NZD, with a median of $2,552 NZD. At least 51 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 96%. Half of all listings fall between $454 NZD and $1,214 NZD per carat. The same specification in natural form lists at a median of about $34,949 NZD per carat. Over the last 30 days the median price moved +14.8% and the number of listings moved +5.7%.

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

620

Lowest Price

$609 NZD

Highest Price

$12,913 NZD

Average Price

$3,437 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

35.5%

Price Spread

96.3%

30-Day Price Trend

+14.8%

30-Day Supply Change

+5.7%

Volatility (30d)

0.06

Price Range

Price per carat distribution across retailers

$445/ct

10th Percentile

$177

Median

$445

90th Percentile

$969

Score Distribution

1.1K diamonds scored across 4 quality tiers

Excellent

160 (15.2%)

Very Good

446 (42.3%)

Good

194 (18.4%)

Average

254 (24.1%)

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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