How much does a 3.00 to 4.99ct G VS1 lab grown oval diamond cost?

As of October 2026, 3.00 to 4.99ct G VS1 lab grown oval diamonds typically cost $425 USD to $4,062 USD, with a median price of $1,147 USD. There are currently 4,012 diamonds matching this specification available across retailers.

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

About 44% of these diamonds are available at multiple retailers, with an average price spread of 110%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct G VS1 Lab Grown Oval

Quick answer

As of October 2026, there are 4,012 lab grown oval diamonds with G color and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $425 USD to $4,062 USD, with a median of $1,147 USD. At least 61 retailers stock this exact specification, and 44% of the stones appear at more than one of them, with an average price spread of 110%. Half of all listings fall between $255 USD and $706 USD per carat. The same specification in natural form lists at a median of about $21,826 USD per carat. Over the last 30 days the median price moved +17.5% and the number of listings moved +8.2%.

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. 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

4,012

Lowest Price

$320 USD

Highest Price

$8,220 USD

Average Price

$1,720 USD

Market Intelligence

Retailers Selling

Cross Retailer %

43.7%

Price Spread

109.7%

30-Day Price Trend

+17.5%

30-Day Supply Change

+8.2%

Volatility (30d)

0.09

Price Range

Price per carat distribution across retailers

$411/ct

10th Percentile

$167

Median

$411

90th Percentile

$992

Score Distribution

7.9K diamonds scored across 4 quality tiers

Excellent

3,217 (40.7%)

Very Good

780 (9.9%)

Good

945 (11.9%)

Average

2,969 (37.5%)

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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