How much does a 1.00 to 1.49ct I VVS1 natural cushion diamond cost?

As of October 2026, 1.00 to 1.49ct I VVS1 natural cushion diamonds typically cost $2,167 AUD to $6,682 AUD, with a median price of $3,558 AUD. There are currently 286 diamonds matching this specification available across retailers.

Where can I find the best price on a I VVS1 cushion diamond?

About 30% of these diamonds are available at multiple retailers, with an average price spread of 59%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct I VVS1 Natural Cushion

Quick answer

As of October 2026, there are 286 natural cushion diamonds with I colour and VVS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $2,167 AUD to $6,682 AUD, with a median of $3,558 AUD. At least 63 retailers stock this exact specification, and 30% of the stones appear at more than one of them, with an average price spread of 59%. Half of all listings fall between $2,878 AUD and $5,135 AUD per carat. The same specification in lab grown form lists at a median of about $1,085 AUD per carat. Over the last 30 days the median price moved -0.8% and the number of listings moved +12.3%.

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. 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

286

Lowest Price

$1,457 AUD

Highest Price

$15,469 AUD

Average Price

$4,150 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

30.2%

Price Spread

59.4%

30-Day Price Trend

-0.8%

30-Day Supply Change

+12.3%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$2,669/ct

10th Percentile

$1,687

Median

$2,669

90th Percentile

$4,624

Score Distribution

762 diamonds scored across 5 quality tiers

Exceptional

1 (0.1%)

Excellent

152 (19.9%)

Very Good

159 (20.9%)

Good

207 (27.2%)

Average

243 (31.9%)

Find Your Diamond

Search 286 I VVS1 cushion diamonds and compare prices.

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

J VVS1J colour is visually identical to I to the naked eye

Save 28%

I VVS2VVS2 inclusions are not visible without magnification

Save 6%

Lab-Grown I VVS1Same specifications, lab-grown origin

Save 74%

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