How much does a 3.00 to 4.99ct I VS2 natural cushion diamond cost?

As of October 2026, 3.00 to 4.99ct I VS2 natural cushion diamonds typically cost $33,575 AUD to $95,159 AUD, with a median price of $50,875 AUD. There are currently 179 diamonds matching this specification available across retailers.

Where can I find the best price on a I VS2 cushion diamond?

About 37% of these diamonds are available at multiple retailers, with an average price spread of 36%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct I VS2 Natural Cushion

Quick answer

As of October 2026, there are 179 natural cushion diamonds with I colour and VS2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $33,575 AUD to $95,159 AUD, with a median of $50,875 AUD. At least 56 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 36%. Half of all listings fall between $14,334 AUD and $20,586 AUD per carat. The same specification in lab grown form lists at a median of about $922 AUD per carat. Over the last 30 days the median price moved -2.3% and the number of listings moved +9.7%.

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 natural stones in the index: 2,948 USD per carat, +1.7% 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

179

Lowest Price

$20,027 AUD

Highest Price

$177,465 AUD

Average Price

$58,626 AUD