How much does a 1.00 to 1.49ct E VS1 lab grown cushion diamond cost?

As of September 2026, 1.00 to 1.49ct E VS1 lab grown cushion diamonds typically cost $381 AUD to $1,322 AUD, with a median price of $683 AUD. There are currently 8,684 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct E VS1 Lab Grown Cushion

Quick answer

As of September 2026, there are 8,684 lab grown cushion diamonds with E colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $381 AUD to $1,322 AUD, with a median of $683 AUD. At least 49 retailers stock this exact specification. Half of all listings fall between $467 AUD and $957 AUD per carat. The same specification in natural form lists at a median of about $5,952 AUD per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Cushion lab grown stones in the index: 466 USD per carat, -14.7% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

8,684

Lowest Price

$160 AUD

Highest Price

$20,165 AUD

Average Price

$776 AUD

Market Intelligence

Retailers Selling

Price Spread

79.8%

Price Range

Price per carat distribution across retailers

$440/ct

10th Percentile

$293

Median

$440

90th Percentile

$927

Score Distribution

8.7K diamonds scored across 4 quality tiers

Excellent

1,630 (18.8%)

Very Good

1,424 (16.4%)

Good

1,849 (21.3%)

Average

3,781 (43.5%)

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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