How much does a 0.75 to 0.99ct G VS1 lab grown radiant diamond cost?

As of October 2026, 0.75 to 0.99ct G VS1 lab grown radiant diamonds typically cost $265 NZD to $1,069 NZD, with a median price of $755 NZD. There are currently 193 diamonds matching this specification available across retailers.

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

About 33% of these diamonds are available at multiple retailers, with an average price spread of 85%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct G VS1 Lab Grown Radiant

Quick answer

As of October 2026, there are 193 lab grown radiant diamonds with G colour and VS1 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run $265 NZD to $1,069 NZD, with a median of $755 NZD. At least 45 retailers stock this exact specification, and 33% of the stones appear at more than one of them, with an average price spread of 85%. Half of all listings fall between $506 NZD and $1,214 NZD per carat. The same specification in natural form lists at a median of about $4,955 NZD per carat. Over the last 30 days the median price moved +1.8% and the number of listings moved +15.3%.

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

193

Lowest Price

$192 NZD

Highest Price

$2,726 NZD

Average Price

$702 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

33.2%

Price Spread

85.3%

30-Day Price Trend

+1.8%

30-Day Supply Change

+15.3%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$466/ct

10th Percentile

$193

Median

$466

90th Percentile

$958

Score Distribution

311 diamonds scored across 4 quality tiers

Excellent

70 (22.5%)

Very Good

110 (35.4%)

Good

90 (28.9%)

Average

41 (13.2%)

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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