How much does a 1.00 to 1.49ct G VS1 natural cushion diamond cost?

As of October 2026, 1.00 to 1.49ct G VS1 natural cushion diamonds typically cost $2,730 AUD to $9,010 AUD, with a median price of $4,328 AUD. There are currently 904 diamonds matching this specification available across retailers.

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

About 32% of these diamonds are available at multiple retailers, with an average price spread of 72%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct G VS1 Natural Cushion

Quick answer

As of October 2026, there are 904 natural cushion diamonds with G colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $2,730 AUD to $9,010 AUD, with a median of $4,328 AUD. At least 67 retailers stock this exact specification, and 32% of the stones appear at more than one of them, with an average price spread of 72%. Half of all listings fall between $3,267 AUD and $6,447 AUD per carat. The same specification in lab grown form lists at a median of about $665 AUD per carat. Over the last 30 days the median price moved -2.5% and the number of listings moved +6.0%.

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

904

Lowest Price

$2,010 AUD

Highest Price

$18,463 AUD

Average Price

$5,274 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

32.3%

Price Spread

72.1%

30-Day Price Trend

-2.5%

30-Day Supply Change

+6.0%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$3,097/ct

10th Percentile

$1,940

Median

$3,097

90th Percentile

$5,975

Score Distribution

2.0K diamonds scored across 4 quality tiers

Excellent

355 (17.9%)

Very Good

530 (26.7%)

Good

509 (25.7%)

Average

590 (29.7%)

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Consider Instead

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

H VS1H colour is visually identical to G to the naked eye

Save 16%

Lab-Grown G VS1Same specifications, lab-grown origin

Save 84%

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