How much does a 5.00ct+ G VS1 lab grown oval diamond cost?

As of October 2026, 5.00ct+ G VS1 lab grown oval diamonds typically cost $1,011 AUD to $11,188 AUD, with a median price of $2,239 AUD. There are currently 1,535 diamonds matching this specification available across retailers.

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

About 55% of these diamonds are available at multiple retailers, with an average price spread of 99%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ G VS1 Lab Grown Oval

Quick answer

As of October 2026, there are 1,535 lab grown oval diamonds with G colour and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $1,011 AUD to $11,188 AUD, with a median of $2,239 AUD. At least 46 retailers stock this exact specification, and 55% of the stones appear at more than one of them, with an average price spread of 99%. Half of all listings fall between $361 AUD and $876 AUD per carat. The same specification in natural form lists at a median of about $49,943 AUD per carat. Over the last 30 days the median price moved -4.3% and the number of listings moved +23.1%.

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. Oval lab grown stones in the index: 453 USD per carat, -7.4% 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

1,535

Lowest Price

$196 AUD

Highest Price

$105,326 AUD

Average Price

$4,861 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

54.9%

Price Spread

98.6%

30-Day Price Trend

-4.3%

30-Day Supply Change

+23.1%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$367/ct

10th Percentile

$179

Median

$367

90th Percentile

$961

Score Distribution

3.1K diamonds scored across 4 quality tiers

Excellent

1,162 (37.5%)

Very Good

485 (15.7%)

Good

503 (16.3%)

Average

945 (30.5%)

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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