How much does a 2.00 to 2.99ct I VS1 lab grown cushion diamond cost?

As of October 2026, 2.00 to 2.99ct I VS1 lab grown cushion diamonds typically cost $912 AUD to $6,716 AUD, with a median price of $2,833 AUD. There are currently 95 diamonds matching this specification available across retailers.

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

About 15% of these diamonds are available at multiple retailers, with an average price spread of 121%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct I VS1 Lab Grown Cushion

Quick answer

As of October 2026, there are 95 lab grown cushion diamonds with I colour and VS1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $912 AUD to $6,716 AUD, with a median of $2,833 AUD. At least 43 retailers stock this exact specification, and 15% of the stones appear at more than one of them, with an average price spread of 121%. Half of all listings fall between $488 AUD and $1,496 AUD per carat. The same specification in natural form lists at a median of about $12,037 AUD per carat. Over the last 30 days the median price moved +7.4% and the number of listings moved +7.9%.

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. Cushion lab grown stones in the index: 516 USD per carat, +6.9% 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

Lowest Price

$547 AUD

Highest Price

$8,882 AUD

Average Price

$3,040 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

15.4%

Price Spread

121.2%

30-Day Price Trend

+7.4%

30-Day Supply Change

+7.9%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$584/ct

10th Percentile

$285

Median

$584

90th Percentile

$2,012

Score Distribution

153 diamonds scored across 4 quality tiers

Excellent

33 (21.6%)

Very Good

39 (25.5%)

Good

41 (26.8%)

Average

40 (26.1%)

Find Your Diamond

Search 95 I VS1 cushion diamonds and compare prices.

Search Diamonds

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