How much does a 0.20 to 0.49ct E VS1 lab grown oval diamond cost?

As of October 2026, 0.20 to 0.49ct E VS1 lab grown oval diamonds typically cost $126 AUD to $601 AUD, with a median price of $338 AUD. There are currently 622 diamonds matching this specification available across retailers.

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

About 61% of these diamonds are available at multiple retailers, with an average price spread of 120%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct E VS1 Lab Grown Oval

Quick answer

As of October 2026, there are 622 lab grown oval diamonds with E colour and VS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run $126 AUD to $601 AUD, with a median of $338 AUD. At least 19 retailers stock this exact specification, and 61% of the stones appear at more than one of them, with an average price spread of 120%. Half of all listings fall between $521 AUD and $1,448 AUD per carat. The same specification in natural form lists at a median of about $2,493 AUD per carat. Over the last 30 days the median price moved +3.1% and the number of listings moved +36.9%.

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

622

Lowest Price

$74 AUD

Highest Price

$1,338 AUD

Average Price

$350 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

60.6%

Price Spread

120.1%

30-Day Price Trend

+3.1%

30-Day Supply Change

+36.9%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$542/ct

10th Percentile

$281

Median

$542

90th Percentile

$1,372

Score Distribution

1.2K diamonds scored across 4 quality tiers

Excellent

237 (20.6%)

Very Good

197 (17.1%)

Good

479 (41.6%)

Average

239 (20.7%)

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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