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

As of October 2026, 3.00 to 4.99ct H VS1 lab grown oval diamonds typically cost $561 AUD to $5,363 AUD, with a median price of $2,056 AUD. There are currently 807 diamonds matching this specification available across retailers.

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

About 34% of these diamonds are available at multiple retailers, with an average price spread of 93%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct H VS1 Lab Grown Oval

Quick answer

As of October 2026, there are 807 lab grown oval diamonds with H colour and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $561 AUD to $5,363 AUD, with a median of $2,056 AUD. At least 41 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 93%. Half of all listings fall between $318 AUD and $879 AUD per carat. The same specification in natural form lists at a median of about $21,874 AUD per carat. Over the last 30 days the median price moved +17.6% and the number of listings moved -2.3%.

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. 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

807

Lowest Price

$488 AUD

Highest Price

$10,819 AUD

Average Price

$2,527 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

33.6%

Price Spread

93.4%

30-Day Price Trend

+17.6%

30-Day Supply Change

-2.3%

Volatility (30d)

0.07

Price Range

Price per carat distribution across retailers

$422/ct

10th Percentile

$142

Median

$422

90th Percentile

$973

Score Distribution

2.3K diamonds scored across 4 quality tiers

Excellent

493 (21.4%)

Very Good

336 (14.6%)

Good

197 (8.6%)

Average

1,278 (55.5%)

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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